125903383 has 2 divisors, whose sum is σ = 125903384. Its totient is φ = 125903382.

The previous prime is 125903353. The next prime is 125903399. The reversal of 125903383 is 383309521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125903383 - 2²⁵ = 92348951 is a prime.

It is a super-3 number, since 3×125903383³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62951691 + 62951692.

It is an arithmetic number, because the mean of its divisors is an integer number (62951692).

Almost surely, 2^125903383 is an apocalyptic number.

125903383 is a deficient number, since it is larger than the sum of its proper divisors (1).

125903383 is an equidigital number, since it uses as much as digits as its factorization.

125903383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 125903383 is about 11220.6676717564. The cubic root of 125903383 is about 501.2016205693.

The spelling of 125903383 in words is "one hundred twenty-five million, nine hundred three thousand, three hundred eighty-three".