102164131 has 2 divisors, whose sum is σ = 102164132. Its totient is φ = 102164130.

The previous prime is 102164123. The next prime is 102164147. The reversal of 102164131 is 131461201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102164131 - 2³ = 102164123 is a prime.

It is a super-2 number, since 2×102164131² = 20875019325970322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 102164099 and 102164108.

It is not a weakly prime, because it can be changed into another prime (102164731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51082065 + 51082066.

It is an arithmetic number, because the mean of its divisors is an integer number (51082066).

Almost surely, 2^102164131 is an apocalyptic number.

102164131 is a deficient number, since it is larger than the sum of its proper divisors (1).

102164131 is an equidigital number, since it uses as much as digits as its factorization.

102164131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 102164131 is about 10107.6273674884. The cubic root of 102164131 is about 467.4833509470.

The spelling of 102164131 in words is "one hundred two million, one hundred sixty-four thousand, one hundred thirty-one".