1113369879 has 4 divisors (see below), whose sum is σ = 1484493176. Its totient is φ = 742246584.

The previous prime is 1113369857. The next prime is 1113369913. The reversal of 1113369879 is 9789633111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9789633111 = 3 ⋅3263211037.

It is not a de Polignac number, because 1113369879 - 2¹³ = 1113361687 is a prime.

It is a super-3 number, since 3×1113369879³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113369839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185561644 + ... + 185561649.

It is an arithmetic number, because the mean of its divisors is an integer number (371123294).

Almost surely, 2^1113369879 is an apocalyptic number.

1113369879 is a deficient number, since it is larger than the sum of its proper divisors (371123297).

1113369879 is an equidigital number, since it uses as much as digits as its factorization.

1113369879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371123296.

The product of its digits is 244944, while the sum is 48.

The square root of 1113369879 is about 33367.1976497877. The cubic root of 1113369879 is about 1036.4455452924.

The spelling of 1113369879 in words is "one billion, one hundred thirteen million, three hundred sixty-nine thousand, eight hundred seventy-nine".