11057143613 has 4 divisors (see below), whose sum is σ = 11639098560. Its totient is φ = 10475188668.

The previous prime is 11057143583. The next prime is 11057143639. The reversal of 11057143613 is 31634175011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11057143613 - 2¹⁴ = 11057127229 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 11057143613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11057145613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290977445 + ... + 290977482.

It is an arithmetic number, because the mean of its divisors is an integer number (2909774640).

Almost surely, 2^11057143613 is an apocalyptic number.

It is an amenable number.

11057143613 is a deficient number, since it is larger than the sum of its proper divisors (581954947).

11057143613 is an equidigital number, since it uses as much as digits as its factorization.

11057143613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581954946.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 11057143613 in words is "eleven billion, fifty-seven million, one hundred forty-three thousand, six hundred thirteen".