361523313 has 6 divisors (see below), whose sum is σ = 522200354. Its totient is φ = 241015536.

The previous prime is 361523311. The next prime is 361523341. The reversal of 361523313 is 313325163.

It is a happy number.

361523313 is a `hidden beast` number, since 3 + 615 + 2 + 33 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 254338704 + 107184609 = 15948^2 + 10353^2 .

It is not a de Polignac number, because 361523313 - 2¹ = 361523311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (361523311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20084620 + ... + 20084637.

Almost surely, 2^361523313 is an apocalyptic number.

It is an amenable number.

361523313 is a deficient number, since it is larger than the sum of its proper divisors (160677041).

361523313 is a wasteful number, since it uses less digits than its factorization.

361523313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40169263 (or 40169260 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 361523313 is about 19013.7664075269. The cubic root of 361523313 is about 712.3806307874.

Adding to 361523313 its reverse (313325163), we get a palindrome (674848476).

The spelling of 361523313 in words is "three hundred sixty-one million, five hundred twenty-three thousand, three hundred thirteen".