11311404115 has 16 divisors (see below), whose sum is σ = 14882836320. Its totient is φ = 8184709120.

The previous prime is 11311404077. The next prime is 11311404119. The reversal of 11311404115 is 51140411311.

It is not a de Polignac number, because 11311404115 - 2²⁵ = 11277849683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11311404119) 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, 511150 + ... + 532819.

It is an arithmetic number, because the mean of its divisors is an integer number (930177270).

Almost surely, 2^11311404115 is an apocalyptic number.

11311404115 is a deficient number, since it is larger than the sum of its proper divisors (3571432205).

11311404115 is a wasteful number, since it uses less digits than its factorization.

11311404115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044182.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 11311404115 its reverse (51140411311), we get a palindrome (62451815426).

The spelling of 11311404115 in words is "eleven billion, three hundred eleven million, four hundred four thousand, one hundred fifteen".