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9125053117 = 83109940399
BaseRepresentation
bin10000111111110010…
…10100001010111101
3212112221101201122021
420133321110022331
5122142003144432
64105245320141
7442061446255
oct103771241275
925487351567
109125053117
113962944514
121927b66051
13b2565621b
14627c88965
1538617e697
hex21fe542bd

9125053117 has 4 divisors (see below), whose sum is σ = 9234993600. Its totient is φ = 9015112636.

The previous prime is 9125053037. The next prime is 9125053129. The reversal of 9125053117 is 7113505219.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7113505219 = 11953595123.

It is a cyclic number.

It is not a de Polignac number, because 9125053117 - 223 = 9116664509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9125053517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54970117 + ... + 54970282.

It is an arithmetic number, because the mean of its divisors is an integer number (2308748400).

Almost surely, 29125053117 is an apocalyptic number.

It is an amenable number.

9125053117 is a deficient number, since it is larger than the sum of its proper divisors (109940483).

9125053117 is a wasteful number, since it uses less digits than its factorization.

9125053117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109940482.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 9125053117 is about 95525.1438993944. The cubic root of 9125053117 is about 2089.6736528670.

The spelling of 9125053117 in words is "nine billion, one hundred twenty-five million, fifty-three thousand, one hundred seventeen".

Divisors: 1 83 109940399 9125053117