125670911 has 2 divisors, whose sum is σ = 125670912. Its totient is φ = 125670910.

The previous prime is 125670901. The next prime is 125670917. The reversal of 125670911 is 119076521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125670911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125670917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62835455 + 62835456.

It is an arithmetic number, because the mean of its divisors is an integer number (62835456).

Almost surely, 2^125670911 is an apocalyptic number.

125670911 is a deficient number, since it is larger than the sum of its proper divisors (1).

125670911 is an equidigital number, since it uses as much as digits as its factorization.

125670911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 125670911 is about 11210.3037871415. The cubic root of 125670911 is about 500.8929523230.

The spelling of 125670911 in words is "one hundred twenty-five million, six hundred seventy thousand, nine hundred eleven".