125616583 has 2 divisors, whose sum is σ = 125616584. Its totient is φ = 125616582.

The previous prime is 125616551. The next prime is 125616607. The reversal of 125616583 is 385616521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125616583 - 2⁵ = 125616551 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125613583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62808291 + 62808292.

It is an arithmetic number, because the mean of its divisors is an integer number (62808292).

Almost surely, 2^125616583 is an apocalyptic number.

125616583 is a deficient number, since it is larger than the sum of its proper divisors (1).

125616583 is an equidigital number, since it uses as much as digits as its factorization.

125616583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 37.

The square root of 125616583 is about 11207.8803972919. The cubic root of 125616583 is about 500.8207626269.

The spelling of 125616583 in words is "one hundred twenty-five million, six hundred sixteen thousand, five hundred eighty-three".