11412865 has 8 divisors (see below), whose sum is σ = 14501160. Its totient is φ = 8593152.

The previous prime is 11412859. The next prime is 11412881. The reversal of 11412865 is 56821411.

It can be written as a sum of positive squares in 4 ways, for example, as 5022081 + 6390784 = 2241^2 + 2528^2 .

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 11412865 - 2³ = 11412857 is a prime.

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, 67050 + ... + 67219.

It is an arithmetic number, because the mean of its divisors is an integer number (1812645).

Almost surely, 2^11412865 is an apocalyptic number.

It is an amenable number.

11412865 is a deficient number, since it is larger than the sum of its proper divisors (3088295).

11412865 is a wasteful number, since it uses less digits than its factorization.

11412865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134291.

The product of its digits is 1920, while the sum is 28.

The square root of 11412865 is about 3378.2932081156. The cubic root of 11412865 is about 225.1463410125.

The spelling of 11412865 in words is "eleven million, four hundred twelve thousand, eight hundred sixty-five".