1231334032 has 20 divisors (see below), whose sum is σ = 2386371196. Its totient is φ = 615496320.

The previous prime is 1231334029. The next prime is 1231334077. The reversal of 1231334032 is 2304331321.

It can be written as a sum of positive squares in 2 ways, for example, as 687698176 + 543635856 = 26224^2 + 23316^2 .

It is a super-2 number, since 2×1231334032² = 3032366996722754048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1231333994 and 1231334012.

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, 65182 + ... + 81922.

Almost surely, 2^1231334032 is an apocalyptic number.

It is an amenable number.

1231334032 is a deficient number, since it is larger than the sum of its proper divisors (1155037164).

1231334032 is a wasteful number, since it uses less digits than its factorization.

1231334032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21346 (or 21340 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1231334032 is about 35090.3695050366. The cubic root of 1231334032 is about 1071.8284839206.

Adding to 1231334032 its reverse (2304331321), we get a palindrome (3535665353).

The spelling of 1231334032 in words is "one billion, two hundred thirty-one million, three hundred thirty-four thousand, thirty-two".