318042799 has 2 divisors, whose sum is σ = 318042800. Its totient is φ = 318042798.

The previous prime is 318042761. The next prime is 318042833. The reversal of 318042799 is 997240813.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 318042799 - 2¹⁵ = 318010031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318042709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159021399 + 159021400.

It is an arithmetic number, because the mean of its divisors is an integer number (159021400).

Almost surely, 2^318042799 is an apocalyptic number.

318042799 is a deficient number, since it is larger than the sum of its proper divisors (1).

318042799 is an equidigital number, since it uses as much as digits as its factorization.

318042799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 318042799 is about 17833.7544841236. The cubic root of 318042799 is about 682.5930398638.

The spelling of 318042799 in words is "three hundred eighteen million, forty-two thousand, seven hundred ninety-nine".