125522563 has 2 divisors, whose sum is σ = 125522564. Its totient is φ = 125522562.

The previous prime is 125522549. The next prime is 125522581. The reversal of 125522563 is 365225521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125522563 - 2¹⁷ = 125391491 is a prime.

It is not a weakly prime, because it can be changed into another prime (125522263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62761281 + 62761282.

It is an arithmetic number, because the mean of its divisors is an integer number (62761282).

Almost surely, 2^125522563 is an apocalyptic number.

125522563 is a deficient number, since it is larger than the sum of its proper divisors (1).

125522563 is an equidigital number, since it uses as much as digits as its factorization.

125522563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 31.

The square root of 125522563 is about 11203.6852419193. The cubic root of 125522563 is about 500.6957819924.

The spelling of 125522563 in words is "one hundred twenty-five million, five hundred twenty-two thousand, five hundred sixty-three".