11313973772 has 12 divisors (see below), whose sum is σ = 19950595896. Its totient is φ = 5613803520.

The previous prime is 11313973733. The next prime is 11313973777. The reversal of 11313973772 is 27737931311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11313973777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10795253 + ... + 10796300.

It is an arithmetic number, because the mean of its divisors is an integer number (1662549658).

Almost surely, 2^11313973772 is an apocalyptic number.

It is an amenable number.

11313973772 is a deficient number, since it is larger than the sum of its proper divisors (8636622124).

11313973772 is a wasteful number, since it uses less digits than its factorization.

11313973772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21591688 (or 21591686 counting only the distinct ones).

The product of its digits is 166698, while the sum is 44.

The spelling of 11313973772 in words is "eleven billion, three hundred thirteen million, nine hundred seventy-three thousand, seven hundred seventy-two".