125212671 has 24 divisors (see below), whose sum is σ = 183639456. Its totient is φ = 82203840.

The previous prime is 125212663. The next prime is 125212697. The reversal of 125212671 is 176212521.

It is not a de Polignac number, because 125212671 - 2³ = 125212663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125212271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271381 + ... + 271841.

It is an arithmetic number, because the mean of its divisors is an integer number (7651644).

Almost surely, 2^125212671 is an apocalyptic number.

125212671 is a deficient number, since it is larger than the sum of its proper divisors (58426785).

125212671 is a wasteful number, since it uses less digits than its factorization.

125212671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 860 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 125212671 is about 11189.8467817929. The cubic root of 125212671 is about 500.2834006711.

The spelling of 125212671 in words is "one hundred twenty-five million, two hundred twelve thousand, six hundred seventy-one".