1319490631330 has 8 divisors (see below), whose sum is σ = 2375083136412. Its totient is φ = 527796252528.

The previous prime is 1319490631321. The next prime is 1319490631343. The reversal of 1319490631330 is 331360949131.

It can be written as a sum of positive squares in 2 ways, for example, as 1241550834001 + 77939797329 = 1114249^2 + 279177^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65974531557 + ... + 65974531576.

Almost surely, 2^{1319490631330} is an apocalyptic number.

1319490631330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1319490631330 is a deficient number, since it is larger than the sum of its proper divisors (1055592505082).

1319490631330 is a wasteful number, since it uses less digits than its factorization.

1319490631330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131949063140.

The product of its (nonzero) digits is 157464, while the sum is 43.

The spelling of 1319490631330 in words is "one trillion, three hundred nineteen billion, four hundred ninety million, six hundred thirty-one thousand, three hundred thirty".