1232516452 has 12 divisors (see below), whose sum is σ = 2157837696. Its totient is φ = 615991400.

The previous prime is 1232516449. The next prime is 1232516459. The reversal of 1232516452 is 2546152321.

It is not an unprimeable number, because it can be changed into a prime (1232516459) 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, 56128 + ... + 74935.

It is an arithmetic number, because the mean of its divisors is an integer number (179819808).

Almost surely, 2^1232516452 is an apocalyptic number.

It is an amenable number.

1232516452 is a deficient number, since it is larger than the sum of its proper divisors (925321244).

1232516452 is a wasteful number, since it uses less digits than its factorization.

1232516452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133418 (or 133416 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 1232516452 is about 35107.2136746852. The cubic root of 1232516452 is about 1072.1714577334.

Adding to 1232516452 its reverse (2546152321), we get a palindrome (3778668773).

The spelling of 1232516452 in words is "one billion, two hundred thirty-two million, five hundred sixteen thousand, four hundred fifty-two".