423115113 has 4 divisors (see below), whose sum is σ = 564153488. Its totient is φ = 282076740.

The previous prime is 423115109. The next prime is 423115127. The reversal of 423115113 is 311511324.

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 not a de Polignac number, because 423115113 - 2² = 423115109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423115113.

It is not an unprimeable number, because it can be changed into a prime (423115013) 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, 70519183 + ... + 70519188.

It is an arithmetic number, because the mean of its divisors is an integer number (141038372).

Almost surely, 2^423115113 is an apocalyptic number.

It is an amenable number.

423115113 is a deficient number, since it is larger than the sum of its proper divisors (141038375).

423115113 is a wasteful number, since it uses less digits than its factorization.

423115113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141038374.

The product of its digits is 360, while the sum is 21.

The square root of 423115113 is about 20569.7621036316. The cubic root of 423115113 is about 750.7341628831.

Adding to 423115113 its reverse (311511324), we get a palindrome (734626437).

The spelling of 423115113 in words is "four hundred twenty-three million, one hundred fifteen thousand, one hundred thirteen".