125776071 has 12 divisors (see below), whose sum is σ = 188405672. Its totient is φ = 83850552.

The previous prime is 125776043. The next prime is 125776073. The reversal of 125776071 is 170677521.

125776071 is a `hidden beast` number, since 12 + 577 + 6 + 0 + 71 = 666.

It is not a de Polignac number, because 125776071 - 2¹¹ = 125774023 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 (125776073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258556 + ... + 259041.

Almost surely, 2^125776071 is an apocalyptic number.

125776071 is a deficient number, since it is larger than the sum of its proper divisors (62629601).

125776071 is an frugal number, since it uses more digits than its factorization.

125776071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517612 (or 517600 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The square root of 125776071 is about 11214.9931341932. The cubic root of 125776071 is about 501.0326272272.

The spelling of 125776071 in words is "one hundred twenty-five million, seven hundred seventy-six thousand, seventy-one".