1268831314 has 8 divisors (see below), whose sum is σ = 1903523580. Its totient is φ = 634323456.

The previous prime is 1268831309. The next prime is 1268831371. The reversal of 1268831314 is 4131388621.

It can be written as a sum of positive squares in 2 ways, for example, as 1237280625 + 31550689 = 35175^2 + 5617^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27379 + ... + 57334.

Almost surely, 2^1268831314 is an apocalyptic number.

1268831314 is a deficient number, since it is larger than the sum of its proper divisors (634692266).

1268831314 is an equidigital number, since it uses as much as digits as its factorization.

1268831314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92204.

The product of its digits is 27648, while the sum is 37.

The square root of 1268831314 is about 35620.6585284439. The cubic root of 1268831314 is about 1082.5998504079.

The spelling of 1268831314 in words is "one billion, two hundred sixty-eight million, eight hundred thirty-one thousand, three hundred fourteen".