11520316354 has 4 divisors (see below), whose sum is σ = 17280474534. Its totient is φ = 5760158176.

The previous prime is 11520316343. The next prime is 11520316391. The reversal of 11520316354 is 45361302511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8095140729 + 3425175625 = 89973^2 + 58525^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2880079087 + ... + 2880079090.

Almost surely, 2^11520316354 is an apocalyptic number.

11520316354 is a deficient number, since it is larger than the sum of its proper divisors (5760158180).

11520316354 is an equidigital number, since it uses as much as digits as its factorization.

11520316354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760158179.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 11520316354 its reverse (45361302511), we get a palindrome (56881618865).

The spelling of 11520316354 in words is "eleven billion, five hundred twenty million, three hundred sixteen thousand, three hundred fifty-four".