125722074071 has 16 divisors (see below), whose sum is σ = 137340986400. Its totient is φ = 114134906880.

The previous prime is 125722074053. The next prime is 125722074077. The reversal of 125722074071 is 170470227521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125722074071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125722074077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45271235 + ... + 45274011.

It is an arithmetic number, because the mean of its divisors is an integer number (8583811650).

Almost surely, 2^125722074071 is an apocalyptic number.

125722074071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

125722074071 is a deficient number, since it is larger than the sum of its proper divisors (11618912329).

125722074071 is a wasteful number, since it uses less digits than its factorization.

125722074071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6994.

The product of its (nonzero) digits is 54880, while the sum is 38.

The spelling of 125722074071 in words is "one hundred twenty-five billion, seven hundred twenty-two million, seventy-four thousand, seventy-one".