1317219652 has 12 divisors (see below), whose sum is σ = 2634439360. Its totient is φ = 564522696.

The previous prime is 1317219641. The next prime is 1317219661. The reversal of 1317219652 is 2569127131.

1317219652 is an admirable number.

It is a super-2 number, since 2×1317219652² = 3470135223230002208, which contains 22 as substring.

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, 23521752 + ... + 23521807.

Almost surely, 2^1317219652 is an apocalyptic number.

It is an amenable number.

1317219652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1317219652 is a wasteful number, since it uses less digits than its factorization.

1317219652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47043570 (or 47043568 counting only the distinct ones).

The product of its digits is 22680, while the sum is 37.

The square root of 1317219652 is about 36293.5207991730. The cubic root of 1317219652 is about 1096.1905836990.

The spelling of 1317219652 in words is "one billion, three hundred seventeen million, two hundred nineteen thousand, six hundred fifty-two".