147242671 has 2 divisors, whose sum is σ = 147242672. Its totient is φ = 147242670.

The previous prime is 147242659. The next prime is 147242713. The reversal of 147242671 is 176242741.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147242671 - 2¹¹ = 147240623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147242611) 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, 73621335 + 73621336.

It is an arithmetic number, because the mean of its divisors is an integer number (73621336).

Almost surely, 2^147242671 is an apocalyptic number.

147242671 is a deficient number, since it is larger than the sum of its proper divisors (1).

147242671 is an equidigital number, since it uses as much as digits as its factorization.

147242671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 34.

The square root of 147242671 is about 12134.3591095698. The cubic root of 147242671 is about 528.0534636997.

The spelling of 147242671 in words is "one hundred forty-seven million, two hundred forty-two thousand, six hundred seventy-one".