1312232234 has 16 divisors (see below), whose sum is σ = 1984669128. Its totient is φ = 650698752.

The previous prime is 1312232231. The next prime is 1312232239. The reversal of 1312232234 is 4322322131.

It can be written as a sum of positive squares in 4 ways, for example, as 1279135225 + 33097009 = 35765^2 + 5753^2 .

It is not an unprimeable number, because it can be changed into a prime (1312232231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114284 + ... + 125240.

Almost surely, 2^1312232234 is an apocalyptic number.

1312232234 is a deficient number, since it is larger than the sum of its proper divisors (672436894).

1312232234 is a wasteful number, since it uses less digits than its factorization.

1312232234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11449.

The product of its digits is 1728, while the sum is 23.

The square root of 1312232234 is about 36224.7461550802. The cubic root of 1312232234 is about 1094.8053236337.

Adding to 1312232234 its reverse (4322322131), we get a palindrome (5634554365).

The spelling of 1312232234 in words is "one billion, three hundred twelve million, two hundred thirty-two thousand, two hundred thirty-four".