11518634483 has 4 divisors (see below), whose sum is σ = 11519812680. Its totient is φ = 11517456288.

The previous prime is 11518634471. The next prime is 11518634489. The reversal of 11518634483 is 38443681511.

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 11518634483 - 2⁴ = 11518634467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11518634489) 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, 574310 + ... + 594027.

It is an arithmetic number, because the mean of its divisors is an integer number (2879953170).

Almost surely, 2^11518634483 is an apocalyptic number.

11518634483 is a deficient number, since it is larger than the sum of its proper divisors (1178197).

11518634483 is an equidigital number, since it uses as much as digits as its factorization.

11518634483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178196.

The product of its digits is 276480, while the sum is 44.

The spelling of 11518634483 in words is "eleven billion, five hundred eighteen million, six hundred thirty-four thousand, four hundred eighty-three".