102168356 has 6 divisors (see below), whose sum is σ = 178794630. Its totient is φ = 51084176.

The previous prime is 102168307. The next prime is 102168373. The reversal of 102168356 is 653861201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 97614400 + 4553956 = 9880^2 + 2134^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12771041 + ... + 12771048.

It is an arithmetic number, because the mean of its divisors is an integer number (29799105).

Almost surely, 2^102168356 is an apocalyptic number.

It is an amenable number.

102168356 is a deficient number, since it is larger than the sum of its proper divisors (76626274).

102168356 is a wasteful number, since it uses less digits than its factorization.

102168356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25542093 (or 25542091 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 102168356 is about 10107.8363659094. The cubic root of 102168356 is about 467.4897951198.

The spelling of 102168356 in words is "one hundred two million, one hundred sixty-eight thousand, three hundred fifty-six".