1296031342 has 8 divisors (see below), whose sum is σ = 1970678016. Its totient is φ = 639138672.

The previous prime is 1296031337. The next prime is 1296031349. The reversal of 1296031342 is 2431306921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296031349) 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, 4438318 + ... + 4438609.

It is an arithmetic number, because the mean of its divisors is an integer number (246334752).

Almost surely, 2^1296031342 is an apocalyptic number.

1296031342 is a deficient number, since it is larger than the sum of its proper divisors (674646674).

1296031342 is an equidigital number, since it uses as much as digits as its factorization.

1296031342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8877002.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 1296031342 is about 36000.4353029238. The cubic root of 1296031342 is about 1090.2811445472.

The spelling of 1296031342 in words is "one billion, two hundred ninety-six million, thirty-one thousand, three hundred forty-two".