113196637 has 2 divisors, whose sum is σ = 113196638. Its totient is φ = 113196636.

The previous prime is 113196619. The next prime is 113196667. The reversal of 113196637 is 736691311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101183481 + 12013156 = 10059^2 + 3466^2 .

It is a cyclic number.

It is not a de Polignac number, because 113196637 - 2²³ = 104808029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113196596 and 113196605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113196667) 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 as a sum of consecutive naturals, namely, 56598318 + 56598319.

It is an arithmetic number, because the mean of its divisors is an integer number (56598319).

Almost surely, 2^113196637 is an apocalyptic number.

It is an amenable number.

113196637 is a deficient number, since it is larger than the sum of its proper divisors (1).

113196637 is an equidigital number, since it uses as much as digits as its factorization.

113196637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 113196637 is about 10639.3908190272. The cubic root of 113196637 is about 483.7390805602.

It can be divided in two parts, 11319 and 6637, that added together give a square (17956 = 134²).

The spelling of 113196637 in words is "one hundred thirteen million, one hundred ninety-six thousand, six hundred thirty-seven".