11330809287 has 16 divisors (see below), whose sum is σ = 17822963712. Its totient is φ = 6265884960.

The previous prime is 11330809283. The next prime is 11330809307. The reversal of 11330809287 is 78290803311.

It is not a de Polignac number, because 11330809287 - 2² = 11330809283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330809283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8701968 + ... + 8703269.

It is an arithmetic number, because the mean of its divisors is an integer number (1113935232).

Almost surely, 2^11330809287 is an apocalyptic number.

11330809287 is a deficient number, since it is larger than the sum of its proper divisors (6492154425).

11330809287 is a wasteful number, since it uses less digits than its factorization.

11330809287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17405278.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 11330809287 in words is "eleven billion, three hundred thirty million, eight hundred nine thousand, two hundred eighty-seven".