1312429214 has 4 divisors (see below), whose sum is σ = 1968643824. Its totient is φ = 656214606.

The previous prime is 1312429201. The next prime is 1312429271. The reversal of 1312429214 is 4129242131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328107302 + ... + 328107305.

It is an arithmetic number, because the mean of its divisors is an integer number (492160956).

Almost surely, 2^1312429214 is an apocalyptic number.

1312429214 is a deficient number, since it is larger than the sum of its proper divisors (656214610).

1312429214 is an equidigital number, since it uses as much as digits as its factorization.

1312429214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656214609.

The product of its digits is 3456, while the sum is 29.

The square root of 1312429214 is about 36227.4649126874. The cubic root of 1312429214 is about 1094.8601015297.

The spelling of 1312429214 in words is "one billion, three hundred twelve million, four hundred twenty-nine thousand, two hundred fourteen".