1113406769 has 4 divisors (see below), whose sum is σ = 1123621620. Its totient is φ = 1103191920.

The previous prime is 1113406753. The next prime is 1113406781. The reversal of 1113406769 is 9676043111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 702939169 + 410467600 = 26513^2 + 20260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113406769 - 2⁴ = 1113406753 is a prime.

It is a super-2 number, since 2×1113406769² = 2479349266510038722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1113406069) 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, 5107262 + ... + 5107479.

It is an arithmetic number, because the mean of its divisors is an integer number (280905405).

Almost surely, 2^1113406769 is an apocalyptic number.

It is an amenable number.

1113406769 is a deficient number, since it is larger than the sum of its proper divisors (10214851).

1113406769 is a wasteful number, since it uses less digits than its factorization.

1113406769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214850.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 1113406769 is about 33367.7504336148. The cubic root of 1113406769 is about 1036.4569922382.

The spelling of 1113406769 in words is "one billion, one hundred thirteen million, four hundred six thousand, seven hundred sixty-nine".