1115239479649 has 32 divisors (see below), whose sum is σ = 1201500241920. Its totient is φ = 1033104264192.

The previous prime is 1115239479647. The next prime is 1115239479659. The reversal of 1115239479649 is 9469749325111.

It is a cyclic number.

It is not a de Polignac number, because 1115239479649 - 2¹ = 1115239479647 is a prime.

It is a super-3 number, since 3×1115239479649³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115239479647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93688032 + ... + 93699934.

It is an arithmetic number, because the mean of its divisors is an integer number (37546882560).

Almost surely, 2^{1115239479649} is an apocalyptic number.

It is an amenable number.

1115239479649 is a deficient number, since it is larger than the sum of its proper divisors (86260762271).

1115239479649 is a wasteful number, since it uses less digits than its factorization.

1115239479649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13329.

The product of its digits is 14696640, while the sum is 61.

The spelling of 1115239479649 in words is "one trillion, one hundred fifteen billion, two hundred thirty-nine million, four hundred seventy-nine thousand, six hundred forty-nine".