11311323307 has 16 divisors (see below), whose sum is σ = 11891561472. Its totient is φ = 10745681760.

The previous prime is 11311323293. The next prime is 11311323313. The reversal of 11311323307 is 70332311311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11311323307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311323347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599268 + ... + 617854.

It is an arithmetic number, because the mean of its divisors is an integer number (743222592).

Almost surely, 2^11311323307 is an apocalyptic number.

11311323307 is a deficient number, since it is larger than the sum of its proper divisors (580238165).

11311323307 is a wasteful number, since it uses less digits than its factorization.

11311323307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18978.

The product of its (nonzero) digits is 1134, while the sum is 25.

Adding to 11311323307 its reverse (70332311311), we get a palindrome (81643634618).

The spelling of 11311323307 in words is "eleven billion, three hundred eleven million, three hundred twenty-three thousand, three hundred seven".