15268973 has 2 divisors, whose sum is σ = 15268974. Its totient is φ = 15268972.

The previous prime is 15268963. The next prime is 15268997. The reversal of 15268973 is 37986251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7941124 + 7327849 = 2818^2 + 2707^2 .

It is an emirp because it is prime and its reverse (37986251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15268973 - 2⁶ = 15268909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15268973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15268943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7634486 + 7634487.

It is an arithmetic number, because the mean of its divisors is an integer number (7634487).

Almost surely, 2^15268973 is an apocalyptic number.

It is an amenable number.

15268973 is a deficient number, since it is larger than the sum of its proper divisors (1).

15268973 is an equidigital number, since it uses as much as digits as its factorization.

15268973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 41.

The square root of 15268973 is about 3907.5533265715. The cubic root of 15268973 is about 248.0865820217.

The spelling of 15268973 in words is "fifteen million, two hundred sixty-eight thousand, nine hundred seventy-three".