1312242234 has 16 divisors (see below), whose sum is σ = 2625972960. Its totient is φ = 437166000.

The previous prime is 1312242157. The next prime is 1312242251. The reversal of 1312242234 is 4322422131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50392 + ... + 71859.

It is an arithmetic number, because the mean of its divisors is an integer number (164123310).

Almost surely, 2^1312242234 is an apocalyptic number.

1312242234 is an abundant number, since it is smaller than the sum of its proper divisors (1313730726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1312242234 is a wasteful number, since it uses less digits than its factorization.

1312242234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124045.

The product of its digits is 2304, while the sum is 24.

The square root of 1312242234 is about 36224.8841820095. The cubic root of 1312242234 is about 1094.8081046519.

Adding to 1312242234 its reverse (4322422131), we get a palindrome (5634664365).

The spelling of 1312242234 in words is "one billion, three hundred twelve million, two hundred forty-two thousand, two hundred thirty-four".