11042583551 has 4 divisors (see below), whose sum is σ = 11116695000. Its totient is φ = 10968472104.

The previous prime is 11042583527. The next prime is 11042583577. The reversal of 11042583551 is 15538524011.

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 11042583551 - 2¹⁴ = 11042567167 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 (11042583451) 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, 37055501 + ... + 37055798.

It is an arithmetic number, because the mean of its divisors is an integer number (2779173750).

Almost surely, 2^11042583551 is an apocalyptic number.

11042583551 is a deficient number, since it is larger than the sum of its proper divisors (74111449).

11042583551 is an equidigital number, since it uses as much as digits as its factorization.

11042583551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74111448.

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 11042583551 in words is "eleven billion, forty-two million, five hundred eighty-three thousand, five hundred fifty-one".