111043476652013 has 16 divisors (see below), whose sum is σ = 115976259223536. Its totient is φ = 106221814732800.

The previous prime is 111043476651977. The next prime is 111043476652027. The reversal of 111043476652013 is 310256674340111.

It can be written as a sum of positive squares in 8 ways, for example, as 2377091735524 + 108666384916489 = 1541782^2 + 10424317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111043476652013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111043476652033) 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, 64828688 + ... + 66519513.

It is an arithmetic number, because the mean of its divisors is an integer number (7248516201471).

Almost surely, 2^{111043476652013} is an apocalyptic number.

It is an amenable number.

111043476652013 is a deficient number, since it is larger than the sum of its proper divisors (4932782571523).

111043476652013 is a wasteful number, since it uses less digits than its factorization.

111043476652013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131348624.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 111043476652013 in words is "one hundred eleven trillion, forty-three billion, four hundred seventy-six million, six hundred fifty-two thousand, thirteen".