244355147 has 2 divisors, whose sum is σ = 244355148. Its totient is φ = 244355146.

The previous prime is 244355101. The next prime is 244355159. The reversal of 244355147 is 741553442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244355147 is a prime.

It is not a weakly prime, because it can be changed into another prime (244355047) 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, 122177573 + 122177574.

It is an arithmetic number, because the mean of its divisors is an integer number (122177574).

Almost surely, 2^244355147 is an apocalyptic number.

244355147 is a deficient number, since it is larger than the sum of its proper divisors (1).

244355147 is an equidigital number, since it uses as much as digits as its factorization.

244355147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 35.

The square root of 244355147 is about 15631.8631966890. The cubic root of 244355147 is about 625.1830051827.

The spelling of 244355147 in words is "two hundred forty-four million, three hundred fifty-five thousand, one hundred forty-seven".