125087867 has 2 divisors, whose sum is σ = 125087868. Its totient is φ = 125087866.

The previous prime is 125087827. The next prime is 125087873. The reversal of 125087867 is 768780521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125087867 - 2¹⁴ = 125071483 is a prime.

It is not a weakly prime, because it can be changed into another prime (125087827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62543933 + 62543934.

It is an arithmetic number, because the mean of its divisors is an integer number (62543934).

Almost surely, 2^125087867 is an apocalyptic number.

125087867 is a deficient number, since it is larger than the sum of its proper divisors (1).

125087867 is an equidigital number, since it uses as much as digits as its factorization.

125087867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 44.

The square root of 125087867 is about 11184.2687288888. The cubic root of 125087867 is about 500.1171285597.

The spelling of 125087867 in words is "one hundred twenty-five million, eighty-seven thousand, eight hundred sixty-seven".