395361137 has 2 divisors, whose sum is σ = 395361138. Its totient is φ = 395361136.

The previous prime is 395361107. The next prime is 395361143. The reversal of 395361137 is 731163593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394260736 + 1100401 = 19856^2 + 1049^2 .

It is a cyclic number.

It is not a de Polignac number, because 395361137 - 2⁸ = 395360881 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 395361137.

It is not a weakly prime, because it can be changed into another prime (395361107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197680568 + 197680569.

It is an arithmetic number, because the mean of its divisors is an integer number (197680569).

Almost surely, 2^395361137 is an apocalyptic number.

It is an amenable number.

395361137 is a deficient number, since it is larger than the sum of its proper divisors (1).

395361137 is an equidigital number, since it uses as much as digits as its factorization.

395361137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 38.

The square root of 395361137 is about 19883.6902259113. The cubic root of 395361137 is about 733.9469313249.

The spelling of 395361137 in words is "three hundred ninety-five million, three hundred sixty-one thousand, one hundred thirty-seven".