111719340747 has 32 divisors (see below), whose sum is σ = 189181698560. Its totient is φ = 63830423520.

The previous prime is 111719340739. The next prime is 111719340751. The reversal of 111719340747 is 747043917111.

111719340747 is a `hidden beast` number, since 1 + 1 + 17 + 193 + 407 + 47 = 666.

It is not a de Polignac number, because 111719340747 - 2³ = 111719340739 is a prime.

It is a super-2 number, since 2×111719340747² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111719340727) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1401588 + ... + 1479150.

It is an arithmetic number, because the mean of its divisors is an integer number (5911928080).

Almost surely, 2^111719340747 is an apocalyptic number.

111719340747 is a deficient number, since it is larger than the sum of its proper divisors (77462357813).

111719340747 is an equidigital number, since it uses as much as digits as its factorization.

111719340747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85200 (or 85194 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 45.

The spelling of 111719340747 in words is "one hundred eleven billion, seven hundred nineteen million, three hundred forty thousand, seven hundred forty-seven".