113006431 has 2 divisors, whose sum is σ = 113006432. Its totient is φ = 113006430.

The previous prime is 113006353. The next prime is 113006477. The reversal of 113006431 is 134600311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113006431 - 2⁷ = 113006303 is a prime.

It is a super-2 number, since 2×113006431² = 25540906894715522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113006399 and 113006408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113009431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56503215 + 56503216.

It is an arithmetic number, because the mean of its divisors is an integer number (56503216).

Almost surely, 2^113006431 is an apocalyptic number.

113006431 is a deficient number, since it is larger than the sum of its proper divisors (1).

113006431 is an equidigital number, since it uses as much as digits as its factorization.

113006431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 113006431 is about 10630.4482972262. The cubic root of 113006431 is about 483.4679839933.

Adding to 113006431 its reverse (134600311), we get a palindrome (247606742).

The spelling of 113006431 in words is "one hundred thirteen million, six thousand, four hundred thirty-one".