1113410681 has 4 divisors (see below), whose sum is σ = 1113750672. Its totient is φ = 1113070692.

The previous prime is 1113410671. The next prime is 1113410687. The reversal of 1113410681 is 1860143111.

It is a happy number.

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-1113410681 is a prime.

It is a super-2 number, since 2×1113410681² = 2479366689129767522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113410681.

It is not an unprimeable number, because it can be changed into a prime (1113410687) 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, 165035 + ... + 171648.

It is an arithmetic number, because the mean of its divisors is an integer number (278437668).

Almost surely, 2^1113410681 is an apocalyptic number.

It is an amenable number.

1113410681 is a deficient number, since it is larger than the sum of its proper divisors (339991).

1113410681 is an equidigital number, since it uses as much as digits as its factorization.

1113410681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339990.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 1113410681 is about 33367.8090530379. The cubic root of 1113410681 is about 1036.4582061147.

Adding to 1113410681 its reverse (1860143111), we get a palindrome (2973553792).

The spelling of 1113410681 in words is "one billion, one hundred thirteen million, four hundred ten thousand, six hundred eighty-one".