102555004 has 6 divisors (see below), whose sum is σ = 179471264. Its totient is φ = 51277500.

The previous prime is 102555001. The next prime is 102555017. The reversal of 102555004 is 400555201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102555001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12819372 + ... + 12819379.

Almost surely, 2^102555004 is an apocalyptic number.

It is an amenable number.

102555004 is a deficient number, since it is larger than the sum of its proper divisors (76916260).

102555004 is a wasteful number, since it uses less digits than its factorization.

102555004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25638755 (or 25638753 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 102555004 is about 10126.9444552639. The cubic root of 102555004 is about 468.0787787125.

The spelling of 102555004 in words is "one hundred two million, five hundred fifty-five thousand, four".