147145301 has 2 divisors, whose sum is σ = 147145302. Its totient is φ = 147145300.

The previous prime is 147145289. The next prime is 147145303. The reversal of 147145301 is 103541741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117180625 + 29964676 = 10825^2 + 5474^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147145301 is a prime.

It is a Sophie Germain prime.

Together with 147145303, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147145303) 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, 73572650 + 73572651.

It is an arithmetic number, because the mean of its divisors is an integer number (73572651).

Almost surely, 2^147145301 is an apocalyptic number.

It is an amenable number.

147145301 is a deficient number, since it is larger than the sum of its proper divisors (1).

147145301 is an equidigital number, since it uses as much as digits as its factorization.

147145301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 147145301 is about 12130.3462852468. The cubic root of 147145301 is about 527.9370393342.

The spelling of 147145301 in words is "one hundred forty-seven million, one hundred forty-five thousand, three hundred one".