1116427479 has 16 divisors (see below), whose sum is σ = 1570308480. Its totient is φ = 703585440.

The previous prime is 1116427469. The next prime is 1116427511. The reversal of 1116427479 is 9747246111.

It is not a de Polignac number, because 1116427479 - 2⁹ = 1116426967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1116427479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116427469) 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, 5649 + ... + 47589.

It is an arithmetic number, because the mean of its divisors is an integer number (98144280).

Almost surely, 2^1116427479 is an apocalyptic number.

1116427479 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1116427479 is a deficient number, since it is larger than the sum of its proper divisors (453881001).

1116427479 is a wasteful number, since it uses less digits than its factorization.

1116427479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42430.

The product of its digits is 84672, while the sum is 42.

The square root of 1116427479 is about 33412.9836889793. The cubic root of 1116427479 is about 1037.3934600813.

The spelling of 1116427479 in words is "one billion, one hundred sixteen million, four hundred twenty-seven thousand, four hundred seventy-nine".