1145425772817 has 16 divisors (see below), whose sum is σ = 1697071265280. Its totient is φ = 763552294416.

The previous prime is 1145425772801. The next prime is 1145425772833. The reversal of 1145425772817 is 7182775245411.

1145425772817 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 42 + 577 + 28 + 1 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (1145425772801) and next prime (1145425772833).

It is not a de Polignac number, because 1145425772817 - 2⁴ = 1145425772801 is a prime.

It is a super-2 number, since 2×1145425772817² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1145425722817) 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, 1477738 + ... + 2115315.

It is an arithmetic number, because the mean of its divisors is an integer number (106066954080).

Almost surely, 2^{1145425772817} is an apocalyptic number.

It is an amenable number.

1145425772817 is a deficient number, since it is larger than the sum of its proper divisors (551645492463).

1145425772817 is a wasteful number, since it uses less digits than its factorization.

1145425772817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604869 (or 3604863 counting only the distinct ones).

The product of its digits is 4390400, while the sum is 54.

The spelling of 1145425772817 in words is "one trillion, one hundred forty-five billion, four hundred twenty-five million, seven hundred seventy-two thousand, eight hundred seventeen".