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1130581007 = 2334852279
BaseRepresentation
bin100001101100011…
…0100110000001111
32220210101110120122
41003120310300033
54303412043012
6304104135155
740005531353
oct10330646017
92823343518
101130581007
11530202276
122767674bb
131502ca25a
14aa21d463
15693c6e72
hex43634c0f

1130581007 has 4 divisors (see below), whose sum is σ = 1135433520. Its totient is φ = 1125728496.

The previous prime is 1130580989. The next prime is 1130581009. The reversal of 1130581007 is 7001850311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7001850311 = 59118675429.

It is a cyclic number.

It is not a de Polignac number, because 1130581007 - 28 = 1130580751 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 (1130581009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2425907 + ... + 2426372.

It is an arithmetic number, because the mean of its divisors is an integer number (283858380).

Almost surely, 21130581007 is an apocalyptic number.

1130581007 is a deficient number, since it is larger than the sum of its proper divisors (4852513).

1130581007 is an equidigital number, since it uses as much as digits as its factorization.

1130581007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4852512.

The product of its (nonzero) digits is 840, while the sum is 26.

The square root of 1130581007 is about 33624.1134753022. The cubic root of 1130581007 is about 1041.7589216241.

The spelling of 1130581007 in words is "one billion, one hundred thirty million, five hundred eighty-one thousand, seven".

Divisors: 1 233 4852279 1130581007