113836649 has 2 divisors, whose sum is σ = 113836650. Its totient is φ = 113836648.

The previous prime is 113836631. The next prime is 113836673. The reversal of 113836649 is 946638311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66667225 + 47169424 = 8165^2 + 6868^2 .

It is a cyclic number.

It is not a de Polignac number, because 113836649 - 2¹⁶ = 113771113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113836699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56918324 + 56918325.

It is an arithmetic number, because the mean of its divisors is an integer number (56918325).

Almost surely, 2^113836649 is an apocalyptic number.

It is an amenable number.

113836649 is a deficient number, since it is larger than the sum of its proper divisors (1).

113836649 is an equidigital number, since it uses as much as digits as its factorization.

113836649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 113836649 is about 10669.4258983321. The cubic root of 113836649 is about 484.6490520976.

The spelling of 113836649 in words is "one hundred thirteen million, eight hundred thirty-six thousand, six hundred forty-nine".