11443412139 has 8 divisors (see below), whose sum is σ = 15400480320. Its totient is φ = 7557642696.

The previous prime is 11443412119. The next prime is 11443412171. The reversal of 11443412139 is 93121434411.

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

It is not a de Polignac number, because 11443412139 - 2⁵ = 11443412107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11443412119) 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, 17824309 + ... + 17824950.

It is an arithmetic number, because the mean of its divisors is an integer number (1925060040).

Almost surely, 2^11443412139 is an apocalyptic number.

11443412139 is a deficient number, since it is larger than the sum of its proper divisors (3957068181).

11443412139 is a wasteful number, since it uses less digits than its factorization.

11443412139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35649369.

The product of its digits is 10368, while the sum is 33.

The spelling of 11443412139 in words is "eleven billion, four hundred forty-three million, four hundred twelve thousand, one hundred thirty-nine".