11583883281 has 8 divisors (see below), whose sum is σ = 15472229344. Its totient is φ = 7709063040.

The previous prime is 11583883211. The next prime is 11583883393. The reversal of 11583883281 is 18238838511.

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

It is not a de Polignac number, because 11583883281 - 2¹¹ = 11583881233 is a prime.

It is a super-2 number, since 2×11583883281² (a number of 21 digits) contains 22 as substring.

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 11583883281.

It is not an unprimeable number, because it can be changed into a prime (11583883211) 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, 3379456 + ... + 3382881.

It is an arithmetic number, because the mean of its divisors is an integer number (1934028668).

Almost surely, 2^11583883281 is an apocalyptic number.

It is an amenable number.

11583883281 is a deficient number, since it is larger than the sum of its proper divisors (3888346063).

11583883281 is an equidigital number, since it uses as much as digits as its factorization.

11583883281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6762911.

The product of its digits is 368640, while the sum is 48.

The spelling of 11583883281 in words is "eleven billion, five hundred eighty-three million, eight hundred eighty-three thousand, two hundred eighty-one".