125903353 has 2 divisors, whose sum is σ = 125903354. Its totient is φ = 125903352.

The previous prime is 125903321. The next prime is 125903383. The reversal of 125903353 is 353309521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125619264 + 284089 = 11208^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 125903353 - 2⁵ = 125903321 is a prime.

It is not a weakly prime, because it can be changed into another prime (125903303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62951676 + 62951677.

It is an arithmetic number, because the mean of its divisors is an integer number (62951677).

Almost surely, 2^125903353 is an apocalyptic number.

It is an amenable number.

125903353 is a deficient number, since it is larger than the sum of its proper divisors (1).

125903353 is an equidigital number, since it uses as much as digits as its factorization.

125903353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 31.

The square root of 125903353 is about 11220.6663349375. Note that the first 3 decimals coincide. The cubic root of 125903353 is about 501.2015807609.

The spelling of 125903353 in words is "one hundred twenty-five million, nine hundred three thousand, three hundred fifty-three".