12757315 has 8 divisors (see below), whose sum is σ = 15503040. Its totient is φ = 10076352.

The previous prime is 12757313. The next prime is 12757331. The reversal of 12757315 is 51375721.

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

It is a cyclic number.

It is not a de Polignac number, because 12757315 - 2¹ = 12757313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12757313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15754 + ... + 16543.

It is an arithmetic number, because the mean of its divisors is an integer number (1937880).

Almost surely, 2^12757315 is an apocalyptic number.

12757315 is a deficient number, since it is larger than the sum of its proper divisors (2745725).

12757315 is an equidigital number, since it uses as much as digits as its factorization.

12757315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32381.

The product of its digits is 7350, while the sum is 31.

The square root of 12757315 is about 3571.7383722776. The cubic root of 12757315 is about 233.6611051112.

The spelling of 12757315 in words is "twelve million, seven hundred fifty-seven thousand, three hundred fifteen".