11057520943 has 8 divisors (see below), whose sum is σ = 12670513280. Its totient is φ = 9452865240.

The previous prime is 11057520923. The next prime is 11057520949. The reversal of 11057520943 is 34902575011.

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

It is a de Polignac number, because none of the positive numbers 2^k-11057520943 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 (11057520949) 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, 2081313 + ... + 2086618.

It is an arithmetic number, because the mean of its divisors is an integer number (1583814160).

Almost surely, 2^11057520943 is an apocalyptic number.

11057520943 is a deficient number, since it is larger than the sum of its proper divisors (1612992337).

11057520943 is an equidigital number, since it uses as much as digits as its factorization.

11057520943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168317.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 11057520943 in words is "eleven billion, fifty-seven million, five hundred twenty thousand, nine hundred forty-three".