125305502 has 8 divisors (see below), whose sum is σ = 214809456. Its totient is φ = 53702352.

The previous prime is 125305493. The next prime is 125305519. The reversal of 125305502 is 205503521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4475183 + ... + 4475210.

It is an arithmetic number, because the mean of its divisors is an integer number (26851182).

Almost surely, 2^125305502 is an apocalyptic number.

125305502 is a deficient number, since it is larger than the sum of its proper divisors (89503954).

125305502 is an equidigital number, since it uses as much as digits as its factorization.

125305502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8950402.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 125305502 is about 11193.9940146491. The cubic root of 125305502 is about 500.4070046046.

The spelling of 125305502 in words is "one hundred twenty-five million, three hundred five thousand, five hundred two".