113772647 has 2 divisors, whose sum is σ = 113772648. Its totient is φ = 113772646.

The previous prime is 113772641. The next prime is 113772649. The reversal of 113772647 is 746277311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113772647 is a prime.

Together with 113772649, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113772647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113772641) 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, 56886323 + 56886324.

It is an arithmetic number, because the mean of its divisors is an integer number (56886324).

Almost surely, 2^113772647 is an apocalyptic number.

113772647 is a deficient number, since it is larger than the sum of its proper divisors (1).

113772647 is an equidigital number, since it uses as much as digits as its factorization.

113772647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49392, while the sum is 38.

The square root of 113772647 is about 10666.4261587469. The cubic root of 113772647 is about 484.5582075296.

The spelling of 113772647 in words is "one hundred thirteen million, seven hundred seventy-two thousand, six hundred forty-seven".