1316782130 has 16 divisors (see below), whose sum is σ = 2391954840. Its totient is φ = 521880192.

The previous prime is 1316782111. The next prime is 1316782157. The reversal of 1316782130 is 312876131.

It can be written as a sum of positive squares in 4 ways, for example, as 1316456089 + 326041 = 36283^2 + 571^2 .

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 7 ways as a sum of consecutive naturals, for example, 602939 + ... + 605118.

Almost surely, 2^1316782130 is an apocalyptic number.

1316782130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316782130 is a deficient number, since it is larger than the sum of its proper divisors (1075172710).

1316782130 is a wasteful number, since it uses less digits than its factorization.

1316782130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208173.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1316782130 is about 36287.4927488797. The cubic root of 1316782130 is about 1096.0692016129.

The spelling of 1316782130 in words is "one billion, three hundred sixteen million, seven hundred eighty-two thousand, one hundred thirty".