368513 has 2 divisors, whose sum is σ = 368514. Its totient is φ = 368512.

The previous prime is 368507. The next prime is 368521. The reversal of 368513 is 315863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368449 + 64 = 607^2 + 8^2 .

It is a cyclic number.

It is not a de Polignac number, because 368513 - 2¹² = 364417 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184256 + 184257.

It is an arithmetic number, because the mean of its divisors is an integer number (184257).

2³⁶⁸⁵¹³ is an apocalyptic number.

It is an amenable number.

368513 is a deficient number, since it is larger than the sum of its proper divisors (1).

368513 is an equidigital number, since it uses as much as digits as its factorization.

368513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 368513 is about 607.0527159975. The cubic root of 368513 is about 71.6942409366.

Subtracting from 368513 its reverse (315863), we obtain a triangular number (52650 = T₃₂₄).

The spelling of 368513 in words is "three hundred sixty-eight thousand, five hundred thirteen".