112540040691 has 8 divisors (see below), whose sum is σ = 161595955920. Its totient is φ = 69255409632.

The previous prime is 112540040663. The next prime is 112540040719. The reversal of 112540040691 is 196040045211.

It is an interprime number because it is at equal distance from previous prime (112540040663) and next prime (112540040719).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112540040691 - 2²⁹ = 112003169779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112540040651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442820996 + ... + 1442821073.

It is an arithmetic number, because the mean of its divisors is an integer number (20199494490).

Almost surely, 2^112540040691 is an apocalyptic number.

112540040691 is a deficient number, since it is larger than the sum of its proper divisors (49055915229).

112540040691 is a wasteful number, since it uses less digits than its factorization.

112540040691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885642085.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 112540040691 in words is "one hundred twelve billion, five hundred forty million, forty thousand, six hundred ninety-one".