11716155043 has 4 divisors (see below), whose sum is σ = 12032807920. Its totient is φ = 11399502168.

The previous prime is 11716155023. The next prime is 11716155067. The reversal of 11716155043 is 34055161711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34055161711 = 43783 ⋅777817.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11716155043 is a prime.

It is a super-2 number, since 2×11716155043² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11716155023) 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, 158326383 + ... + 158326456.

It is an arithmetic number, because the mean of its divisors is an integer number (3008201980).

Almost surely, 2^11716155043 is an apocalyptic number.

11716155043 is a deficient number, since it is larger than the sum of its proper divisors (316652877).

11716155043 is an equidigital number, since it uses as much as digits as its factorization.

11716155043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316652876.

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 11716155043 in words is "eleven billion, seven hundred sixteen million, one hundred fifty-five thousand, forty-three".