11318283538 has 8 divisors (see below), whose sum is σ = 16984709388. Its totient is φ = 5656713744.

The previous prime is 11318283503. The next prime is 11318283563. The reversal of 11318283538 is 83538281311.

It can be written as a sum of positive squares in 2 ways, for example, as 10404612009 + 913671529 = 102003^2 + 30227^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11318283494 and 11318283503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208181 + ... + 1217512.

Almost surely, 2^11318283538 is an apocalyptic number.

11318283538 is a deficient number, since it is larger than the sum of its proper divisors (5666425850).

11318283538 is a wasteful number, since it uses less digits than its factorization.

11318283538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428028.

The product of its digits is 138240, while the sum is 43.

The spelling of 11318283538 in words is "eleven billion, three hundred eighteen million, two hundred eighty-three thousand, five hundred thirty-eight".