102135528 has 48 divisors (see below), whose sum is σ = 301766400. Its totient is φ = 30949920.

The previous prime is 102135511. The next prime is 102135547. The reversal of 102135528 is 825531201.

It is a happy number.

102135528 is a `hidden beast` number, since 1 + 0 + 2 + 135 + 528 = 666.

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, 63688 + ... + 65271.

It is an arithmetic number, because the mean of its divisors is an integer number (6286800).

Almost surely, 2^102135528 is an apocalyptic number.

102135528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

102135528 is an abundant number, since it is smaller than the sum of its proper divisors (199630872).

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

102135528 is a wasteful number, since it uses less digits than its factorization.

102135528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128982 (or 128975 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 102135528 is about 10106.2123468686. The cubic root of 102135528 is about 467.4397196052.

Adding to 102135528 its reverse (825531201), we get a palindrome (927666729).

The spelling of 102135528 in words is "one hundred two million, one hundred thirty-five thousand, five hundred twenty-eight".