11456291 has 8 divisors (see below), whose sum is σ = 14283264. Its totient is φ = 8926920.

The previous prime is 11456281. The next prime is 11456299. The reversal of 11456291 is 19265411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11456291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11456299) 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, 74315 + ... + 74468.

It is an arithmetic number, because the mean of its divisors is an integer number (1785408).

Almost surely, 2^11456291 is an apocalyptic number.

11456291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11456291 is a deficient number, since it is larger than the sum of its proper divisors (2826973).

11456291 is a wasteful number, since it uses less digits than its factorization.

11456291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148801.

The product of its digits is 2160, while the sum is 29.

The square root of 11456291 is about 3384.7143158618. The cubic root of 11456291 is about 225.4315405186.

The spelling of 11456291 in words is "eleven million, four hundred fifty-six thousand, two hundred ninety-one".