147135137 has 2 divisors, whose sum is σ = 147135138. Its totient is φ = 147135136.

The previous prime is 147135133. The next prime is 147135143. The reversal of 147135137 is 731531741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106481761 + 40653376 = 10319^2 + 6376^2 .

It is a cyclic number.

It is not a de Polignac number, because 147135137 - 2² = 147135133 is a prime.

It is not a weakly prime, because it can be changed into another prime (147135133) 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, 73567568 + 73567569.

It is an arithmetic number, because the mean of its divisors is an integer number (73567569).

Almost surely, 2^147135137 is an apocalyptic number.

It is an amenable number.

147135137 is a deficient number, since it is larger than the sum of its proper divisors (1).

147135137 is an equidigital number, since it uses as much as digits as its factorization.

147135137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 32.

The square root of 147135137 is about 12129.9273287188. The cubic root of 147135137 is about 527.9248833777.

Adding to 147135137 its reverse (731531741), we get a palindrome (878666878).

The spelling of 147135137 in words is "one hundred forty-seven million, one hundred thirty-five thousand, one hundred thirty-seven".