1363523173117 has 8 divisors (see below), whose sum is σ = 1590114488000. Its totient is φ = 1168734148092.

The previous prime is 1363523173031. The next prime is 1363523173193. The reversal of 1363523173117 is 7113713253631.

It is a happy number.

It is not a de Polignac number, because 1363523173117 - 2²³ = 1363514784509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363523273117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1987642767 + ... + 1987643452.

It is an arithmetic number, because the mean of its divisors is an integer number (198764311000).

Almost surely, 2^{1363523173117} is an apocalyptic number.

It is an amenable number.

1363523173117 is a deficient number, since it is larger than the sum of its proper divisors (226591314883).

1363523173117 is an frugal number, since it uses more digits than its factorization.

1363523173117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3975286240 (or 3975286226 counting only the distinct ones).

The product of its digits is 238140, while the sum is 43.

The spelling of 1363523173117 in words is "one trillion, three hundred sixty-three billion, five hundred twenty-three million, one hundred seventy-three thousand, one hundred seventeen".