125808733 has 2 divisors, whose sum is σ = 125808734. Its totient is φ = 125808732.

The previous prime is 125808719. The next prime is 125808743. The reversal of 125808733 is 337808521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75724804 + 50083929 = 8702^2 + 7077^2 .

It is a cyclic number.

It is not a de Polignac number, because 125808733 - 2¹³ = 125800541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125808692 and 125808701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125808703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62904366 + 62904367.

It is an arithmetic number, because the mean of its divisors is an integer number (62904367).

Almost surely, 2^125808733 is an apocalyptic number.

It is an amenable number.

125808733 is a deficient number, since it is larger than the sum of its proper divisors (1).

125808733 is an equidigital number, since it uses as much as digits as its factorization.

125808733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 125808733 is about 11216.4492153266. The cubic root of 125808733 is about 501.0759934817.

The spelling of 125808733 in words is "one hundred twenty-five million, eight hundred eight thousand, seven hundred thirty-three".