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5164073809 is a prime number
BaseRepresentation
bin1001100111100110…
…11000001101010001
3111022220010010111221
410303303120031101
541034000330214
62212232005041
7241653621526
oct46363301521
914286103457
105164073809
11220aa920a4
121001530781
13643b4769b
1436dbb114d
15203565e24
hex133cd8351

5164073809 has 2 divisors, whose sum is σ = 5164073810. Its totient is φ = 5164073808.

The previous prime is 5164073807. The next prime is 5164073813. The reversal of 5164073809 is 9083704615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2598144784 + 2565929025 = 50972^2 + 50655^2 .

It is a cyclic number.

It is not a de Polignac number, because 5164073809 - 21 = 5164073807 is a prime.

Together with 5164073807, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5164073807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582036904 + 2582036905.

It is an arithmetic number, because the mean of its divisors is an integer number (2582036905).

Almost surely, 25164073809 is an apocalyptic number.

It is an amenable number.

5164073809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5164073809 is an equidigital number, since it uses as much as digits as its factorization.

5164073809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 5164073809 is about 71861.4904451612. The cubic root of 5164073809 is about 1728.4791571430.

The spelling of 5164073809 in words is "five billion, one hundred sixty-four million, seventy-three thousand, eight hundred nine".