147949337 has 2 divisors, whose sum is σ = 147949338. Its totient is φ = 147949336.

The previous prime is 147949327. The next prime is 147949357. The reversal of 147949337 is 733949741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127328656 + 20620681 = 11284^2 + 4541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147949337 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 147949291 and 147949300.

It is not a weakly prime, because it can be changed into another prime (147949327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73974668 + 73974669.

It is an arithmetic number, because the mean of its divisors is an integer number (73974669).

Almost surely, 2^147949337 is an apocalyptic number.

It is an amenable number.

147949337 is a deficient number, since it is larger than the sum of its proper divisors (1).

147949337 is an equidigital number, since it uses as much as digits as its factorization.

147949337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 47.

The square root of 147949337 is about 12163.4426458959. The cubic root of 147949337 is about 528.8968832616.

The spelling of 147949337 in words is "one hundred forty-seven million, nine hundred forty-nine thousand, three hundred thirty-seven".