113540407 has 2 divisors, whose sum is σ = 113540408. Its totient is φ = 113540406.

The previous prime is 113540393. The next prime is 113540429. The reversal of 113540407 is 704045311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113540407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113547407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56770203 + 56770204.

It is an arithmetic number, because the mean of its divisors is an integer number (56770204).

Almost surely, 2^113540407 is an apocalyptic number.

113540407 is a deficient number, since it is larger than the sum of its proper divisors (1).

113540407 is an equidigital number, since it uses as much as digits as its factorization.

113540407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 113540407 is about 10655.5341020523. The cubic root of 113540407 is about 484.2282792079.

Adding to 113540407 its reverse (704045311), we get a palindrome (817585718).

The spelling of 113540407 in words is "one hundred thirteen million, five hundred forty thousand, four hundred seven".