125307122 has 16 divisors (see below), whose sum is σ = 191772672. Its totient is φ = 61395840.

The previous prime is 125307107. The next prime is 125307131. The reversal of 125307122 is 221703521.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 16847 + ... + 23117.

It is an arithmetic number, because the mean of its divisors is an integer number (11985792).

Almost surely, 2^125307122 is an apocalyptic number.

125307122 is a deficient number, since it is larger than the sum of its proper divisors (66465550).

125307122 is a wasteful number, since it uses less digits than its factorization.

125307122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6473.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 125307122 is about 11194.0663746469. The cubic root of 125307122 is about 500.4091610831.

The spelling of 125307122 in words is "one hundred twenty-five million, three hundred seven thousand, one hundred twenty-two".