11397903424 has 28 divisors (see below), whose sum is σ = 23347322368. Its totient is φ = 5515113600.

The previous prime is 11397903409. The next prime is 11397903457. The reversal of 11397903424 is 42430979311.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870472 + ... + 2874439.

Almost surely, 2^11397903424 is an apocalyptic number.

It is an amenable number.

11397903424 is an abundant number, since it is smaller than the sum of its proper divisors (11949418944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11397903424 is an equidigital number, since it uses as much as digits as its factorization.

11397903424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744954 (or 5744944 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 11397903424 in words is "eleven billion, three hundred ninety-seven million, nine hundred three thousand, four hundred twenty-four".