111361544245 has 16 divisors (see below), whose sum is σ = 152910465408. Its totient is φ = 76269170880.

The previous prime is 111361544209. The next prime is 111361544269. The reversal of 111361544245 is 542445163111.

It is not a de Polignac number, because 111361544245 - 2¹³ = 111361536053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1908999 + ... + 1966468.

It is an arithmetic number, because the mean of its divisors is an integer number (9556904088).

Almost surely, 2^111361544245 is an apocalyptic number.

It is an amenable number.

111361544245 is a deficient number, since it is larger than the sum of its proper divisors (41548921163).

111361544245 is an equidigital number, since it uses as much as digits as its factorization.

111361544245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876300.

The product of its digits is 57600, while the sum is 37.

The spelling of 111361544245 in words is "one hundred eleven billion, three hundred sixty-one million, five hundred forty-four thousand, two hundred forty-five".