165113107 has 2 divisors, whose sum is σ = 165113108. Its totient is φ = 165113106.

The previous prime is 165113089. The next prime is 165113131. The reversal of 165113107 is 701311561.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165113107 is a prime.

It is not a weakly prime, because it can be changed into another prime (165113167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82556553 + 82556554.

It is an arithmetic number, because the mean of its divisors is an integer number (82556554).

Almost surely, 2^165113107 is an apocalyptic number.

165113107 is a deficient number, since it is larger than the sum of its proper divisors (1).

165113107 is an equidigital number, since it uses as much as digits as its factorization.

165113107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 165113107 is about 12849.6345084209. The cubic root of 165113107 is about 548.6059538927.

Adding to 165113107 its reverse (701311561), we get a palindrome (866424668).

The spelling of 165113107 in words is "one hundred sixty-five million, one hundred thirteen thousand, one hundred seven".