368323861 has 2 divisors, whose sum is σ = 368323862. Its totient is φ = 368323860.

The previous prime is 368323859. The next prime is 368323883. The reversal of 368323861 is 168323863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259016836 + 109307025 = 16094^2 + 10455^2 .

It is a cyclic number.

It is not a de Polignac number, because 368323861 - 2¹ = 368323859 is a prime.

Together with 368323859, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368323801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184161930 + 184161931.

It is an arithmetic number, because the mean of its divisors is an integer number (184161931).

Almost surely, 2^368323861 is an apocalyptic number.

It is an amenable number.

368323861 is a deficient number, since it is larger than the sum of its proper divisors (1).

368323861 is an equidigital number, since it uses as much as digits as its factorization.

368323861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

The square root of 368323861 is about 19191.7654477122. The cubic root of 368323861 is about 716.8197316713.

The spelling of 368323861 in words is "three hundred sixty-eight million, three hundred twenty-three thousand, eight hundred sixty-one".