15135268 has 12 divisors (see below), whose sum is σ = 26521740. Its totient is φ = 7557632.

The previous prime is 15135227. The next prime is 15135301. The reversal of 15135268 is 86253151.

15135268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 831744 + 14303524 = 912^2 + 3782^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680 + ... + 5752.

It is an arithmetic number, because the mean of its divisors is an integer number (2210145).

Almost surely, 2^15135268 is an apocalyptic number.

It is an amenable number.

15135268 is a deficient number, since it is larger than the sum of its proper divisors (11386472).

15135268 is a wasteful number, since it uses less digits than its factorization.

15135268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006 (or 5004 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 15135268 is about 3890.4071766333. The cubic root of 15135268 is about 247.3603225069.

The spelling of 15135268 in words is "fifteen million, one hundred thirty-five thousand, two hundred sixty-eight".