108925162009 has 2 divisors, whose sum is σ = 108925162010. Its totient is φ = 108925162008.

The previous prime is 108925161971. The next prime is 108925162043. The reversal of 108925162009 is 900261529801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83605987609 + 25319174400 = 289147^2 + 159120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108925162009 is a prime.

It is not a weakly prime, because it can be changed into another prime (108925162069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54462581004 + 54462581005.

It is an arithmetic number, because the mean of its divisors is an integer number (54462581005).

Almost surely, 2^108925162009 is an apocalyptic number.

It is an amenable number.

108925162009 is a deficient number, since it is larger than the sum of its proper divisors (1).

108925162009 is an equidigital number, since it uses as much as digits as its factorization.

108925162009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 43.

The spelling of 108925162009 in words is "one hundred eight billion, nine hundred twenty-five million, one hundred sixty-two thousand, nine".