102057097 has 2 divisors, whose sum is σ = 102057098. Its totient is φ = 102057096.

The previous prime is 102057091. The next prime is 102057107. The reversal of 102057097 is 790750201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102030201 + 26896 = 10101^2 + 164^2 .

It is a cyclic number.

It is not a de Polignac number, because 102057097 - 2³ = 102057089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102057091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51028548 + 51028549.

It is an arithmetic number, because the mean of its divisors is an integer number (51028549).

Almost surely, 2^102057097 is an apocalyptic number.

It is an amenable number.

102057097 is a deficient number, since it is larger than the sum of its proper divisors (1).

102057097 is an equidigital number, since it uses as much as digits as its factorization.

102057097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 102057097 is about 10102.3312656040. The cubic root of 102057097 is about 467.3200382573.

The spelling of 102057097 in words is "one hundred two million, fifty-seven thousand, ninety-seven".