102042975 has 24 divisors (see below), whose sum is σ = 171096192. Its totient is φ = 53653600.

The previous prime is 102042949. The next prime is 102042989. The reversal of 102042975 is 579240201.

It is not a de Polignac number, because 102042975 - 2⁸ = 102042719 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4257 + ... + 14906.

It is an arithmetic number, because the mean of its divisors is an integer number (7129008).

Almost surely, 2^102042975 is an apocalyptic number.

102042975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102042975 is a deficient number, since it is larger than the sum of its proper divisors (69053217).

102042975 is a wasteful number, since it uses less digits than its factorization.

102042975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19247 (or 19242 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 102042975 is about 10101.6322938424. The cubic root of 102042975 is about 467.2984823565.

The spelling of 102042975 in words is "one hundred two million, forty-two thousand, nine hundred seventy-five".