1512134231 has 2 divisors, whose sum is σ = 1512134232. Its totient is φ = 1512134230.

The previous prime is 1512134227. The next prime is 1512134251. The reversal of 1512134231 is 1324312151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1512134231 - 2² = 1512134227 is a prime.

It is a super-2 number, since 2×1512134231² = 4573099865123922722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1512134197 and 1512134206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1512134251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756067115 + 756067116.

It is an arithmetic number, because the mean of its divisors is an integer number (756067116).

Almost surely, 2^1512134231 is an apocalyptic number.

1512134231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512134231 is an equidigital number, since it uses as much as digits as its factorization.

1512134231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 1512134231 is about 38886.1701765551. The cubic root of 1512134231 is about 1147.7926735612.

Adding to 1512134231 its reverse (1324312151), we get a palindrome (2836446382).

The spelling of 1512134231 in words is "one billion, five hundred twelve million, one hundred thirty-four thousand, two hundred thirty-one".