15135265 has 8 divisors (see below), whose sum is σ = 18952128. Its totient is φ = 11581680.

The previous prime is 15135227. The next prime is 15135301. The reversal of 15135265 is 56253151.

15135265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 15135265 - 2¹⁵ = 15102497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65691 + ... + 65920.

It is an arithmetic number, because the mean of its divisors is an integer number (2369016).

Almost surely, 2^15135265 is an apocalyptic number.

It is an amenable number.

15135265 is a deficient number, since it is larger than the sum of its proper divisors (3816863).

15135265 is a wasteful number, since it uses less digits than its factorization.

15135265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131639.

The product of its digits is 4500, while the sum is 28.

The square root of 15135265 is about 3890.4067910695. The cubic root of 15135265 is about 247.3603061636.

It can be divided in two parts, 15135 and 265, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 15135265 in words is "fifteen million, one hundred thirty-five thousand, two hundred sixty-five".