125315383 has 2 divisors, whose sum is σ = 125315384. Its totient is φ = 125315382.

The previous prime is 125315371. The next prime is 125315387. The reversal of 125315383 is 383513521.

It is a strong prime.

It is an emirp because it is prime and its reverse (383513521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125315383 - 2¹³ = 125307191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125315387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62657691 + 62657692.

It is an arithmetic number, because the mean of its divisors is an integer number (62657692).

Almost surely, 2^125315383 is an apocalyptic number.

125315383 is a deficient number, since it is larger than the sum of its proper divisors (1).

125315383 is an equidigital number, since it uses as much as digits as its factorization.

125315383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 125315383 is about 11194.4353586950. The cubic root of 125315383 is about 500.4201575031.

The spelling of 125315383 in words is "one hundred twenty-five million, three hundred fifteen thousand, three hundred eighty-three".