113046421 has 4 divisors (see below), whose sum is σ = 115451712. Its totient is φ = 110641132.

The previous prime is 113046397. The next prime is 113046467. The reversal of 113046421 is 124640311.

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 not a de Polignac number, because 113046421 - 2⁷ = 113046293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113046392 and 113046401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113049421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1202575 + ... + 1202668.

It is an arithmetic number, because the mean of its divisors is an integer number (28862928).

Almost surely, 2^113046421 is an apocalyptic number.

It is an amenable number.

113046421 is a deficient number, since it is larger than the sum of its proper divisors (2405291).

113046421 is an equidigital number, since it uses as much as digits as its factorization.

113046421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405290.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 113046421 is about 10632.3290487080. The cubic root of 113046421 is about 483.5250061302.

Adding to 113046421 its reverse (124640311), we get a palindrome (237686732).

The spelling of 113046421 in words is "one hundred thirteen million, forty-six thousand, four hundred twenty-one".