125315303 has 2 divisors, whose sum is σ = 125315304. Its totient is φ = 125315302.

The previous prime is 125315257. The next prime is 125315329. The reversal of 125315303 is 303513521.

It is a strong prime.

It is an emirp because it is prime and its reverse (303513521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125315303 - 2¹⁴ = 125298919 is a prime.

It is equal to p_7127060 and since 125315303 and 7127060 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125315383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62657651 + 62657652.

It is an arithmetic number, because the mean of its divisors is an integer number (62657652).

Almost surely, 2^125315303 is an apocalyptic number.

125315303 is a deficient number, since it is larger than the sum of its proper divisors (1).

125315303 is an equidigital number, since it uses as much as digits as its factorization.

125315303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 125315303 is about 11194.4317854905. The cubic root of 125315303 is about 500.4200510155.

Adding to 125315303 its reverse (303513521), we get a palindrome (428828824).

The spelling of 125315303 in words is "one hundred twenty-five million, three hundred fifteen thousand, three hundred three".