111375143622717 has 16 divisors (see below), whose sum is σ = 159945535296960. Its totient is φ = 68529013287552.

The previous prime is 111375143622649. The next prime is 111375143622767. The reversal of 111375143622717 is 717226341573111.

It is not a de Polignac number, because 111375143622717 - 2¹⁴ = 111375143606333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111375143622717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111375143622767) 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, 198395992 + ... + 198956577.

It is an arithmetic number, because the mean of its divisors is an integer number (9996595956060).

Almost surely, 2^{111375143622717} is an apocalyptic number.

It is an amenable number.

111375143622717 is a deficient number, since it is larger than the sum of its proper divisors (48570391674243).

111375143622717 is a wasteful number, since it uses less digits than its factorization.

111375143622717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397359772.

The product of its digits is 1481760, while the sum is 51.

The spelling of 111375143622717 in words is "one hundred eleven trillion, three hundred seventy-five billion, one hundred forty-three million, six hundred twenty-two thousand, seven hundred seventeen".