231134452 has 12 divisors (see below), whose sum is σ = 422071776. Its totient is φ = 110542520.

The previous prime is 231134443. The next prime is 231134471. The reversal of 231134452 is 254431132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256074 + ... + 1256257.

It is an arithmetic number, because the mean of its divisors is an integer number (35172648).

Almost surely, 2^231134452 is an apocalyptic number.

It is an amenable number.

231134452 is a deficient number, since it is larger than the sum of its proper divisors (190937324).

231134452 is a wasteful number, since it uses less digits than its factorization.

231134452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512358 (or 2512356 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 231134452 is about 15203.1066562068. The cubic root of 231134452 is about 613.6982641048.

Adding to 231134452 its reverse (254431132), we get a palindrome (485565584).

It can be divided in two parts, 2311 and 34452, that added together give a palindrome (36763).

The spelling of 231134452 in words is "two hundred thirty-one million, one hundred thirty-four thousand, four hundred fifty-two".