365138113 has 2 divisors, whose sum is σ = 365138114. Its totient is φ = 365138112.

The previous prime is 365138077. The next prime is 365138149. The reversal of 365138113 is 311831563.

It is a balanced prime because it is at equal distance from previous prime (365138077) and next prime (365138149).

It can be written as a sum of positive squares in only one way, i.e., 298356529 + 66781584 = 17273^2 + 8172^2 .

It is an emirp because it is prime and its reverse (311831563) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-365138113 is a prime.

It is not a weakly prime, because it can be changed into another prime (365138153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182569056 + 182569057.

It is an arithmetic number, because the mean of its divisors is an integer number (182569057).

Almost surely, 2^365138113 is an apocalyptic number.

It is an amenable number.

365138113 is a deficient number, since it is larger than the sum of its proper divisors (1).

365138113 is an equidigital number, since it uses as much as digits as its factorization.

365138113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 365138113 is about 19108.5874150864. The cubic root of 365138113 is about 714.7470786198.

Adding to 365138113 its reverse (311831563), we get a palindrome (676969676).

The spelling of 365138113 in words is "three hundred sixty-five million, one hundred thirty-eight thousand, one hundred thirteen".