125216746 has 16 divisors (see below), whose sum is σ = 189614304. Its totient is φ = 62015184.

The previous prime is 125216737. The next prime is 125216753. The reversal of 125216746 is 647612521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110941 + ... + 112063.

It is an arithmetic number, because the mean of its divisors is an integer number (11850894).

Almost surely, 2^125216746 is an apocalyptic number.

125216746 is a deficient number, since it is larger than the sum of its proper divisors (64397558).

125216746 is a wasteful number, since it uses less digits than its factorization.

125216746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605.

The product of its digits is 20160, while the sum is 34.

The square root of 125216746 is about 11190.0288650209. The cubic root of 125216746 is about 500.2888277916.

The spelling of 125216746 in words is "one hundred twenty-five million, two hundred sixteen thousand, seven hundred forty-six".