25015373 has 2 divisors, whose sum is σ = 25015374. Its totient is φ = 25015372.

The previous prime is 25015349. The next prime is 25015409. The reversal of 25015373 is 37351052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19245769 + 5769604 = 4387^2 + 2402^2 .

It is a cyclic number.

It is not a de Polignac number, because 25015373 - 2¹⁰ = 25014349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25015073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12507686 + 12507687.

It is an arithmetic number, because the mean of its divisors is an integer number (12507687).

Almost surely, 2^25015373 is an apocalyptic number.

It is an amenable number.

25015373 is a deficient number, since it is larger than the sum of its proper divisors (1).

25015373 is an equidigital number, since it uses as much as digits as its factorization.

25015373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 25015373 is about 5001.5370637435. The cubic root of 25015373 is about 292.4616961067.

The spelling of 25015373 in words is "twenty-five million, fifteen thousand, three hundred seventy-three".