113040643 has 2 divisors, whose sum is σ = 113040644. Its totient is φ = 113040642.

The previous prime is 113040623. The next prime is 113040659. The reversal of 113040643 is 346040311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113040643 is a prime.

It is a super-3 number, since 3×113040643³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (113040623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56520321 + 56520322.

It is an arithmetic number, because the mean of its divisors is an integer number (56520322).

Almost surely, 2^113040643 is an apocalyptic number.

113040643 is a deficient number, since it is larger than the sum of its proper divisors (1).

113040643 is an equidigital number, since it uses as much as digits as its factorization.

113040643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 113040643 is about 10632.0573267830. The cubic root of 113040643 is about 483.5167680540.

Adding to 113040643 its reverse (346040311), we get a palindrome (459080954).

The spelling of 113040643 in words is "one hundred thirteen million, forty thousand, six hundred forty-three".