1317543007 has 16 divisors (see below), whose sum is σ = 1464158592. Its totient is φ = 1175533920.

The previous prime is 1317542999. The next prime is 1317543013. The reversal of 1317543007 is 7003457131.

It is not a de Polignac number, because 1317543007 - 2³ = 1317542999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1317543007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317543047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205413 + ... + 211729.

It is an arithmetic number, because the mean of its divisors is an integer number (91509912).

Almost surely, 2^1317543007 is an apocalyptic number.

1317543007 is a deficient number, since it is larger than the sum of its proper divisors (146615585).

1317543007 is a wasteful number, since it uses less digits than its factorization.

1317543007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6678.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 1317543007 is about 36297.9752465616. The cubic root of 1317543007 is about 1096.2802750691.

The spelling of 1317543007 in words is "one billion, three hundred seventeen million, five hundred forty-three thousand, seven".