112631163609 has 4 divisors (see below), whose sum is σ = 150174884816. Its totient is φ = 75087442404.

The previous prime is 112631163569. The next prime is 112631163613. The reversal of 112631163609 is 906361136211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 906361136211 = 3 ⋅302120378737.

It is not a de Polignac number, because 112631163609 - 2⁷ = 112631163481 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112631163109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18771860599 + ... + 18771860604.

It is an arithmetic number, because the mean of its divisors is an integer number (37543721204).

Almost surely, 2^112631163609 is an apocalyptic number.

It is an amenable number.

112631163609 is a deficient number, since it is larger than the sum of its proper divisors (37543721207).

112631163609 is an equidigital number, since it uses as much as digits as its factorization.

112631163609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37543721206.

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 112631163609 in words is "one hundred twelve billion, six hundred thirty-one million, one hundred sixty-three thousand, six hundred nine".