125527811 has 2 divisors, whose sum is σ = 125527812. Its totient is φ = 125527810.

The previous prime is 125527769. The next prime is 125527877. The reversal of 125527811 is 118725521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125527811 - 2¹⁴ = 125511427 is a prime.

It is not a weakly prime, because it can be changed into another prime (125527211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62763905 + 62763906.

It is an arithmetic number, because the mean of its divisors is an integer number (62763906).

Almost surely, 2^125527811 is an apocalyptic number.

125527811 is a deficient number, since it is larger than the sum of its proper divisors (1).

125527811 is an equidigital number, since it uses as much as digits as its factorization.

125527811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 32.

The square root of 125527811 is about 11203.9194481217. The cubic root of 125527811 is about 500.7027597946.

The spelling of 125527811 in words is "one hundred twenty-five million, five hundred twenty-seven thousand, eight hundred eleven".