125839433 has 2 divisors, whose sum is σ = 125839434. Its totient is φ = 125839432.

The previous prime is 125839409. The next prime is 125839481. The reversal of 125839433 is 334938521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81577024 + 44262409 = 9032^2 + 6653^2 .

It is a cyclic number.

It is not a de Polignac number, because 125839433 - 2⁸ = 125839177 is a prime.

It is a super-2 number, since 2×125839433² = 31671125795522978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125839403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62919716 + 62919717.

It is an arithmetic number, because the mean of its divisors is an integer number (62919717).

Almost surely, 2^125839433 is an apocalyptic number.

It is an amenable number.

125839433 is a deficient number, since it is larger than the sum of its proper divisors (1).

125839433 is an equidigital number, since it uses as much as digits as its factorization.

125839433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 125839433 is about 11217.8176576373. The cubic root of 125839433 is about 501.1167478913.

The spelling of 125839433 in words is "one hundred twenty-five million, eight hundred thirty-nine thousand, four hundred thirty-three".