113219491607 has 4 divisors (see below), whose sum is σ = 113225469216. Its totient is φ = 113213514000.

The previous prime is 113219491601. The next prime is 113219491621. The reversal of 113219491607 is 706194912311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 706194912311 = 7 ⋅100884987473.

It is a cyclic number.

It is not a de Polignac number, because 113219491607 - 2⁶ = 113219491543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113219491601) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2960303 + ... + 2998304.

It is an arithmetic number, because the mean of its divisors is an integer number (28306367304).

Almost surely, 2^113219491607 is an apocalyptic number.

113219491607 is a deficient number, since it is larger than the sum of its proper divisors (5977609).

113219491607 is an equidigital number, since it uses as much as digits as its factorization.

113219491607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977608.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 113219491607 in words is "one hundred thirteen billion, two hundred nineteen million, four hundred ninety-one thousand, six hundred seven".