102530075 has 12 divisors (see below), whose sum is σ = 128328840. Its totient is φ = 81255360.

The previous prime is 102530063. The next prime is 102530083. The reversal of 102530075 is 570035201.

It is not a de Polignac number, because 102530075 - 2⁴ = 102530059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102530075.

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, 16490 + ... + 21839.

It is an arithmetic number, because the mean of its divisors is an integer number (10694070).

Almost surely, 2^102530075 is an apocalyptic number.

102530075 is a deficient number, since it is larger than the sum of its proper divisors (25798765).

102530075 is a wasteful number, since it uses less digits than its factorization.

102530075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38446 (or 38441 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 102530075 is about 10125.7135551032. The cubic root of 102530075 is about 468.0408488829.

Adding to 102530075 its reverse (570035201), we get a palindrome (672565276).

The spelling of 102530075 in words is "one hundred two million, five hundred thirty thousand, seventy-five".