147244087 has 2 divisors, whose sum is σ = 147244088. Its totient is φ = 147244086.

The previous prime is 147244081. The next prime is 147244151. The reversal of 147244087 is 780442741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147244087 - 2¹⁵ = 147211319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147244081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73622043 + 73622044.

It is an arithmetic number, because the mean of its divisors is an integer number (73622044).

Almost surely, 2^147244087 is an apocalyptic number.

147244087 is a deficient number, since it is larger than the sum of its proper divisors (1).

147244087 is an equidigital number, since it uses as much as digits as its factorization.

147244087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50176, while the sum is 37.

The square root of 147244087 is about 12134.4174561451. The cubic root of 147244087 is about 528.0551564185.

The spelling of 147244087 in words is "one hundred forty-seven million, two hundred forty-four thousand, eighty-seven".