125612929 has 8 divisors (see below), whose sum is σ = 136590272. Its totient is φ = 114823440.

The previous prime is 125612917. The next prime is 125612939. The reversal of 125612929 is 929216521.

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

It is a cyclic number.

It is not a de Polignac number, because 125612929 - 2⁷ = 125612801 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (125612939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45567 + ... + 48244.

It is an arithmetic number, because the mean of its divisors is an integer number (17073784).

Almost surely, 2^125612929 is an apocalyptic number.

It is an amenable number.

125612929 is a deficient number, since it is larger than the sum of its proper divisors (10977343).

125612929 is a wasteful number, since it uses less digits than its factorization.

125612929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93927.

The product of its digits is 19440, while the sum is 37.

The square root of 125612929 is about 11207.7173858016. The cubic root of 125612929 is about 500.8159065355.

The spelling of 125612929 in words is "one hundred twenty-five million, six hundred twelve thousand, nine hundred twenty-nine".