11147212799 has 8 divisors (see below), whose sum is σ = 11420559360. Its totient is φ = 10873936000.

The previous prime is 11147212789. The next prime is 11147212807. The reversal of 11147212799 is 99721274111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11147212799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11147212789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472322 + ... + 495360.

It is an arithmetic number, because the mean of its divisors is an integer number (1427569920).

Almost surely, 2^11147212799 is an apocalyptic number.

11147212799 is a deficient number, since it is larger than the sum of its proper divisors (273346561).

11147212799 is a wasteful number, since it uses less digits than its factorization.

11147212799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34881.

The product of its digits is 63504, while the sum is 44.

The spelling of 11147212799 in words is "eleven billion, one hundred forty-seven million, two hundred twelve thousand, seven hundred ninety-nine".