1312134342 has 16 divisors (see below), whose sum is σ = 2624657472. Its totient is φ = 437313320.

The previous prime is 1312134289. The next prime is 1312134347. The reversal of 1312134342 is 2434312131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312134347) 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, 46117 + ... + 68927.

It is an arithmetic number, because the mean of its divisors is an integer number (164041092).

Almost surely, 2^1312134342 is an apocalyptic number.

1312134342 is an abundant number, since it is smaller than the sum of its proper divisors (1312523130).

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

1312134342 is a wasteful number, since it uses less digits than its factorization.

1312134342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32403.

The product of its digits is 1728, while the sum is 24.

The square root of 1312134342 is about 36223.3949540901. The cubic root of 1312134342 is about 1094.7780989435.

Adding to 1312134342 its reverse (2434312131), we get a palindrome (3746446473).

The spelling of 1312134342 in words is "one billion, three hundred twelve million, one hundred thirty-four thousand, three hundred forty-two".