125567711 has 2 divisors, whose sum is σ = 125567712. Its totient is φ = 125567710.

The previous prime is 125567693. The next prime is 125567719. The reversal of 125567711 is 117765521.

It is a strong prime.

It is an emirp because it is prime and its reverse (117765521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125567711 - 2⁶ = 125567647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125567719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62783855 + 62783856.

It is an arithmetic number, because the mean of its divisors is an integer number (62783856).

Almost surely, 2^125567711 is an apocalyptic number.

125567711 is a deficient number, since it is larger than the sum of its proper divisors (1).

125567711 is an equidigital number, since it uses as much as digits as its factorization.

125567711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14700, while the sum is 35.

The square root of 125567711 is about 11205.6999335160. The cubic root of 125567711 is about 500.7558049421.

The spelling of 125567711 in words is "one hundred twenty-five million, five hundred sixty-seven thousand, seven hundred eleven".