11312444115 has 24 divisors (see below), whose sum is σ = 22409413728. Its totient is φ = 5171402880.

The previous prime is 11312444089. The next prime is 11312444137. The reversal of 11312444115 is 51144421311.

It is a happy number.

11312444115 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 244 + 411 + 5 = 666.

It is not a de Polignac number, because 11312444115 - 2¹¹ = 11312442067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17955946 + ... + 17956575.

It is an arithmetic number, because the mean of its divisors is an integer number (933725572).

Almost surely, 2^11312444115 is an apocalyptic number.

11312444115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11312444115 is a deficient number, since it is larger than the sum of its proper divisors (11096969613).

11312444115 is a wasteful number, since it uses less digits than its factorization.

11312444115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35912539 (or 35912536 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

Adding to 11312444115 its reverse (51144421311), we get a palindrome (62456865426).

The spelling of 11312444115 in words is "eleven billion, three hundred twelve million, four hundred forty-four thousand, one hundred fifteen".