113430451 has 4 divisors (see below), whose sum is σ = 113700304. Its totient is φ = 113160600.

The previous prime is 113430439. The next prime is 113430461. The reversal of 113430451 is 154034311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113430451 - 2¹³ = 113422259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113430461) 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, 134295 + ... + 135136.

It is an arithmetic number, because the mean of its divisors is an integer number (28425076).

Almost surely, 2^113430451 is an apocalyptic number.

113430451 is a deficient number, since it is larger than the sum of its proper divisors (269853).

113430451 is an equidigital number, since it uses as much as digits as its factorization.

113430451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269852.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 113430451 is about 10650.3732798433. The cubic root of 113430451 is about 484.0719148997.

Adding to 113430451 its reverse (154034311), we get a palindrome (267464762).

The spelling of 113430451 in words is "one hundred thirteen million, four hundred thirty thousand, four hundred fifty-one".