125785245 has 16 divisors (see below), whose sum is σ = 202844160. Its totient is φ = 66556224.

The previous prime is 125785217. The next prime is 125785291. The reversal of 125785245 is 542587521.

It is not a de Polignac number, because 125785245 - 2⁶ = 125785181 is a prime.

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, 31110 + ... + 34919.

It is an arithmetic number, because the mean of its divisors is an integer number (12677760).

Almost surely, 2^125785245 is an apocalyptic number.

125785245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125785245 is a deficient number, since it is larger than the sum of its proper divisors (77058915).

125785245 is a wasteful number, since it uses less digits than its factorization.

125785245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66164.

The product of its digits is 112000, while the sum is 39.

The square root of 125785245 is about 11215.4021327815. The cubic root of 125785245 is about 501.0448085627.

The spelling of 125785245 in words is "one hundred twenty-five million, seven hundred eighty-five thousand, two hundred forty-five".