102517030 has 64 divisors (see below), whose sum is σ = 238049280. Its totient is φ = 30844800.

The previous prime is 102517013. The next prime is 102517073. The reversal of 102517030 is 30715201.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 102516989 and 102517007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20035 + ... + 24625.

It is an arithmetic number, because the mean of its divisors is an integer number (3719520).

Almost surely, 2^102517030 is an apocalyptic number.

102517030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102517030 is an abundant number, since it is smaller than the sum of its proper divisors (135532250).

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

102517030 is a wasteful number, since it uses less digits than its factorization.

102517030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4645.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 102517030 is about 10125.0693824783. The cubic root of 102517030 is about 468.0209982786.

The spelling of 102517030 in words is "one hundred two million, five hundred seventeen thousand, thirty".