1113076813 has 4 divisors (see below), whose sum is σ = 1123883488. Its totient is φ = 1102270140.

The previous prime is 1113076807. The next prime is 1113076817. The reversal of 1113076813 is 3186703111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113076813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113076817) 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, 5403183 + ... + 5403388.

It is an arithmetic number, because the mean of its divisors is an integer number (280970872).

Almost surely, 2^1113076813 is an apocalyptic number.

It is an amenable number.

1113076813 is a deficient number, since it is larger than the sum of its proper divisors (10806675).

1113076813 is a wasteful number, since it uses less digits than its factorization.

1113076813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10806674.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1113076813 is about 33362.8058322438. The cubic root of 1113076813 is about 1036.3545980966.

Adding to 1113076813 its reverse (3186703111), we get a palindrome (4299779924).

The spelling of 1113076813 in words is "one billion, one hundred thirteen million, seventy-six thousand, eight hundred thirteen".