431113104 has 140 divisors (see below), whose sum is σ = 1307612736. Its totient is φ = 137370816.

The previous prime is 431113103. The next prime is 431113117. The reversal of 431113104 is 401311134.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (431113103) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 267469 + ... + 269075.

Almost surely, 2^431113104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 431113104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653806368).

431113104 is an abundant number, since it is smaller than the sum of its proper divisors (876499632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431113104 is a wasteful number, since it uses less digits than its factorization.

431113104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656 (or 1635 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 431113104 is about 20763.2633273289. The cubic root of 431113104 is about 755.4349519277.

Adding to 431113104 its reverse (401311134), we get a palindrome (832424238).

The spelling of 431113104 in words is "four hundred thirty-one million, one hundred thirteen thousand, one hundred four".