125121235 has 16 divisors (see below), whose sum is σ = 155054592. Its totient is φ = 96854400.

The previous prime is 125121169. The next prime is 125121247. The reversal of 125121235 is 532121521.

It is not a de Polignac number, because 125121235 - 2¹¹ = 125119187 is a prime.

It is a Duffinian 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, 33565 + ... + 37105.

It is an arithmetic number, because the mean of its divisors is an integer number (9690912).

Almost surely, 2^125121235 is an apocalyptic number.

125121235 is a deficient number, since it is larger than the sum of its proper divisors (29933357).

125121235 is a wasteful number, since it uses less digits than its factorization.

125121235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774.

The product of its digits is 600, while the sum is 22.

The square root of 125121235 is about 11185.7603675387. The cubic root of 125121235 is about 500.1615944355.

Adding to 125121235 its reverse (532121521), we get a palindrome (657242756).

The spelling of 125121235 in words is "one hundred twenty-five million, one hundred twenty-one thousand, two hundred thirty-five".