125633983 has 2 divisors, whose sum is σ = 125633984. Its totient is φ = 125633982.

The previous prime is 125633971. The next prime is 125633987. The reversal of 125633983 is 389336521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125633983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125633987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62816991 + 62816992.

It is an arithmetic number, because the mean of its divisors is an integer number (62816992).

Almost surely, 2^125633983 is an apocalyptic number.

125633983 is a deficient number, since it is larger than the sum of its proper divisors (1).

125633983 is an equidigital number, since it uses as much as digits as its factorization.

125633983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 125633983 is about 11208.6566099600. The cubic root of 125633983 is about 500.8438855796.

The spelling of 125633983 in words is "one hundred twenty-five million, six hundred thirty-three thousand, nine hundred eighty-three".