1363959717497 has 8 divisors (see below), whose sum is σ = 1469082989640. Its totient is φ = 1258865487360.

The previous prime is 1363959717493. The next prime is 1363959717521. The reversal of 1363959717497 is 7947179593631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 67194489961 + 1296765227536 = 259219^2 + 1138756^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1363959717497 - 2² = 1363959717493 is a prime.

It is a super-2 number, since 2×1363959717497² (a number of 25 digits) contains 22 as substring.

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 1363959717497.

It is not an unprimeable number, because it can be changed into a prime (1363959717493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7162904 + ... + 7350857.

It is an arithmetic number, because the mean of its divisors is an integer number (183635373705).

Almost surely, 2^{1363959717497} is an apocalyptic number.

It is an amenable number.

1363959717497 is a deficient number, since it is larger than the sum of its proper divisors (105123272143).

1363959717497 is a wasteful number, since it uses less digits than its factorization.

1363959717497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14521003.

The product of its digits is 270050760, while the sum is 71.

The spelling of 1363959717497 in words is "one trillion, three hundred sixty-three billion, nine hundred fifty-nine million, seven hundred seventeen thousand, four hundred ninety-seven".