113990447 has 2 divisors, whose sum is σ = 113990448. Its totient is φ = 113990446.

The previous prime is 113990431. The next prime is 113990467. The reversal of 113990447 is 744099311.

It is a weak prime.

It is an emirp because it is prime and its reverse (744099311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113990447 - 2⁴ = 113990431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113990447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113990467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56995223 + 56995224.

It is an arithmetic number, because the mean of its divisors is an integer number (56995224).

Almost surely, 2^113990447 is an apocalyptic number.

113990447 is a deficient number, since it is larger than the sum of its proper divisors (1).

113990447 is an equidigital number, since it uses as much as digits as its factorization.

113990447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 113990447 is about 10676.6308824460. The cubic root of 113990447 is about 484.8672141533.

The spelling of 113990447 in words is "one hundred thirteen million, nine hundred ninety thousand, four hundred forty-seven".