102687275 has 12 divisors (see below), whose sum is σ = 129078792. Its totient is φ = 81023040.

The previous prime is 102687269. The next prime is 102687287. The reversal of 102687275 is 572786201.

It is not a de Polignac number, because 102687275 - 2¹⁸ = 102425131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26309 + ... + 29958.

It is an arithmetic number, because the mean of its divisors is an integer number (10756566).

Almost surely, 2^102687275 is an apocalyptic number.

102687275 is a deficient number, since it is larger than the sum of its proper divisors (26391517).

102687275 is an equidigital number, since it uses as much as digits as its factorization.

102687275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56350 (or 56345 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 102687275 is about 10133.4729979410. The cubic root of 102687275 is about 468.2799281676.

The spelling of 102687275 in words is "one hundred two million, six hundred eighty-seven thousand, two hundred seventy-five".