125309202 has 32 divisors (see below), whose sum is σ = 257463360. Its totient is φ = 40634880.

The previous prime is 125309201. The next prime is 125309209. The reversal of 125309202 is 202903521.

It is a super-2 number, since 2×125309202² = 31404792211753608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125309201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145449 + ... + 146307.

It is an arithmetic number, because the mean of its divisors is an integer number (8045730).

Almost surely, 2^125309202 is an apocalyptic number.

125309202 is an abundant number, since it is smaller than the sum of its proper divisors (132154158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125309202 is a wasteful number, since it uses less digits than its factorization.

125309202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 125309202 is about 11194.1592806249. The cubic root of 125309202 is about 500.4119298677.

The spelling of 125309202 in words is "one hundred twenty-five million, three hundred nine thousand, two hundred two".