102660156 has 24 divisors (see below), whose sum is σ = 266156240. Its totient is φ = 34220016.

The previous prime is 102660139. The next prime is 102660191. The reversal of 102660156 is 651066201.

It is a happy number.

102660156 is a `hidden beast` number, since 1 + 0 + 2 + 6 + 601 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475171 + ... + 475386.

Almost surely, 2^102660156 is an apocalyptic number.

It is an amenable number.

102660156 is an abundant number, since it is smaller than the sum of its proper divisors (163496084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102660156 is a wasteful number, since it uses less digits than its factorization.

102660156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950570 (or 950562 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 102660156 is about 10132.1348194741. The cubic root of 102660156 is about 468.2387013734.

The spelling of 102660156 in words is "one hundred two million, six hundred sixty thousand, one hundred fifty-six".