1317449002 has 4 divisors (see below), whose sum is σ = 1976173506. Its totient is φ = 658724500.

The previous prime is 1317448991. The next prime is 1317449011. The reversal of 1317449002 is 2009447131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2009447131 = 7237 ⋅277663.

It can be written as a sum of positive squares in only one way, i.e., 1314860121 + 2588881 = 36261^2 + 1609^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329362249 + ... + 329362252.

Almost surely, 2^1317449002 is an apocalyptic number.

1317449002 is a deficient number, since it is larger than the sum of its proper divisors (658724504).

1317449002 is an equidigital number, since it uses as much as digits as its factorization.

1317449002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658724503.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1317449002 is about 36296.6803165248. The cubic root of 1317449002 is about 1096.2542017195.

The spelling of 1317449002 in words is "one billion, three hundred seventeen million, four hundred forty-nine thousand, two".