11321874974 has 16 divisors (see below), whose sum is σ = 17672307840. Its totient is φ = 5435568600.

The previous prime is 11321874973. The next prime is 11321874997. The reversal of 11321874974 is 47947812311.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321874973) 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, 1110602 + ... + 1120749.

It is an arithmetic number, because the mean of its divisors is an integer number (1104519240).

Almost surely, 2^11321874974 is an apocalyptic number.

11321874974 is a deficient number, since it is larger than the sum of its proper divisors (6350432866).

11321874974 is a wasteful number, since it uses less digits than its factorization.

11321874974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231455.

The product of its digits is 338688, while the sum is 47.

The spelling of 11321874974 in words is "eleven billion, three hundred twenty-one million, eight hundred seventy-four thousand, nine hundred seventy-four".