1317290956492 has 36 divisors (see below), whose sum is σ = 2681706808704. Its totient is φ = 564536679840.

The previous prime is 1317290956477. The next prime is 1317290956507. The reversal of 1317290956492 is 2946590927131.

It is an interprime number because it is at equal distance from previous prime (1317290956477) and next prime (1317290956507).

It is a super-4 number, since 4×1317290956492⁴ (a number of 50 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8490478 + ... + 8644234.

Almost surely, 2^{1317290956492} is an apocalyptic number.

It is an amenable number.

1317290956492 is an abundant number, since it is smaller than the sum of its proper divisors (1364415852212).

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

1317290956492 is a wasteful number, since it uses less digits than its factorization.

1317290956492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197486 (or 197477 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 58.

The spelling of 1317290956492 in words is "one trillion, three hundred seventeen billion, two hundred ninety million, nine hundred fifty-six thousand, four hundred ninety-two".