11331715 has 4 divisors (see below), whose sum is σ = 13598064. Its totient is φ = 9065368.

The previous prime is 11331713. The next prime is 11331737. The reversal of 11331715 is 51713311.

11331715 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51713311 = 13 ⋅3977947.

It is a cyclic number.

It is not a de Polignac number, because 11331715 - 2¹ = 11331713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133167 + ... + 1133176.

It is an arithmetic number, because the mean of its divisors is an integer number (3399516).

Almost surely, 2^11331715 is an apocalyptic number.

11331715 is a deficient number, since it is larger than the sum of its proper divisors (2266349).

11331715 is an equidigital number, since it uses as much as digits as its factorization.

11331715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266348.

The product of its digits is 315, while the sum is 22.

The square root of 11331715 is about 3366.2612792236. The cubic root of 11331715 is about 224.6114446113.

It can be divided in two parts, 1 and 1331715, that added together give a square (1331716 = 1154²).

The spelling of 11331715 in words is "eleven million, three hundred thirty-one thousand, seven hundred fifteen".