11101993964 has 6 divisors (see below), whose sum is σ = 19428489444. Its totient is φ = 5550996980.

The previous prime is 11101993963. The next prime is 11101994021. The reversal of 11101993964 is 46939910111.

It is not an unprimeable number, because it can be changed into a prime (11101993963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387749242 + ... + 1387749249.

It is an arithmetic number, because the mean of its divisors is an integer number (3238081574).

Almost surely, 2^11101993964 is an apocalyptic number.

It is an amenable number.

11101993964 is a deficient number, since it is larger than the sum of its proper divisors (8326495480).

11101993964 is a wasteful number, since it uses less digits than its factorization.

11101993964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775498495 (or 2775498493 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 44.

The spelling of 11101993964 in words is "eleven billion, one hundred one million, nine hundred ninety-three thousand, nine hundred sixty-four".