9311244421139 has 4 divisors (see below), whose sum is σ = 9858964681224. Its totient is φ = 8763524161056.

The previous prime is 9311244421133. The next prime is 9311244421151.

9311244421139 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9311244421139 - 2⁸ = 9311244420883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9311244421139.

It is not an unprimeable number, because it can be changed into a prime (9311244421133) 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, 273860130017 + ... + 273860130050.

It is an arithmetic number, because the mean of its divisors is an integer number (2464741170306).

Almost surely, 2^{9311244421139} is an apocalyptic number.

9311244421139 is a deficient number, since it is larger than the sum of its proper divisors (547720260085).

9311244421139 is a wasteful number, since it uses less digits than its factorization.

9311244421139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547720260084.

The product of its digits is 186624, while the sum is 44.

The spelling of 9311244421139 in words is "nine trillion, three hundred eleven billion, two hundred forty-four million, four hundred twenty-one thousand, one hundred thirty-nine".