125694379 has 8 divisors (see below), whose sum is σ = 138875040. Its totient is φ = 113156736.

The previous prime is 125694377. The next prime is 125694389. The reversal of 125694379 is 973496521.

It is a happy number.

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 125694379 - 2¹ = 125694377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125694377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160344 + ... + 161125.

It is an arithmetic number, because the mean of its divisors is an integer number (17359380).

Almost surely, 2^125694379 is an apocalyptic number.

125694379 is a deficient number, since it is larger than the sum of its proper divisors (13180661).

125694379 is a wasteful number, since it uses less digits than its factorization.

125694379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321509.

The product of its digits is 408240, while the sum is 46.

The square root of 125694379 is about 11211.3504538927. The cubic root of 125694379 is about 500.9241295834.

The spelling of 125694379 in words is "one hundred twenty-five million, six hundred ninety-four thousand, three hundred seventy-nine".