125102135 has 16 divisors (see below), whose sum is σ = 152520192. Its totient is φ = 98496000.

The previous prime is 125102113. The next prime is 125102171. The reversal of 125102135 is 531201521.

It is a happy number.

It is not a de Polignac number, because 125102135 - 2¹⁶ = 125036599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95807 + ... + 97103.

It is an arithmetic number, because the mean of its divisors is an integer number (9532512).

Almost surely, 2^125102135 is an apocalyptic number.

125102135 is a deficient number, since it is larger than the sum of its proper divisors (27418057).

125102135 is a wasteful number, since it uses less digits than its factorization.

125102135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 125102135 is about 11184.9065709106. The cubic root of 125102135 is about 500.1361429268.

Adding to 125102135 its reverse (531201521), we get a palindrome (656303656).

The spelling of 125102135 in words is "one hundred twenty-five million, one hundred two thousand, one hundred thirty-five".