11133377943 has 4 divisors (see below), whose sum is σ = 14844503928. Its totient is φ = 7422251960.

The previous prime is 11133377929. The next prime is 11133377947. The reversal of 11133377943 is 34977333111.

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 11133377943 - 2²⁰ = 11132329367 is a prime.

It is a super-2 number, since 2×11133377943² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11133377895 and 11133377904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133377947) 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, 1855562988 + ... + 1855562993.

It is an arithmetic number, because the mean of its divisors is an integer number (3711125982).

Almost surely, 2^11133377943 is an apocalyptic number.

11133377943 is a deficient number, since it is larger than the sum of its proper divisors (3711125985).

11133377943 is an equidigital number, since it uses as much as digits as its factorization.

11133377943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711125984.

The product of its digits is 142884, while the sum is 42.

The spelling of 11133377943 in words is "eleven billion, one hundred thirty-three million, three hundred seventy-seven thousand, nine hundred forty-three".