102513375 has 48 divisors (see below), whose sum is σ = 186024384. Its totient is φ = 54312000.

The previous prime is 102513319. The next prime is 102513377. The reversal of 102513375 is 573315201.

It is not a de Polignac number, because 102513375 - 2¹⁰ = 102512351 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102513377) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 329470 + ... + 329780.

It is an arithmetic number, because the mean of its divisors is an integer number (3875508).

Almost surely, 2^102513375 is an apocalyptic number.

102513375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102513375 is a deficient number, since it is larger than the sum of its proper divisors (83511009).

102513375 is a wasteful number, since it uses less digits than its factorization.

102513375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 102513375 is about 10124.8888882792. Note that the first 6 decimals coincide. The cubic root of 102513375 is about 468.0154361553.

Adding to 102513375 its reverse (573315201), we get a palindrome (675828576).

It can be divided in two parts, 1025 and 13375, that added together give a square (14400 = 120²).

The spelling of 102513375 in words is "one hundred two million, five hundred thirteen thousand, three hundred seventy-five".