994090499 has 2 divisors, whose sum is σ = 994090500. Its totient is φ = 994090498.

The previous prime is 994090483. The next prime is 994090511.

994090499 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 994090499 - 2⁴ = 994090483 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 994090499.

It is not a weakly prime, because it can be changed into another prime (994090399) 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 as a sum of consecutive naturals, namely, 497045249 + 497045250.

It is an arithmetic number, because the mean of its divisors is an integer number (497045250).

Almost surely, 2^994090499 is an apocalyptic number.

994090499 is a deficient number, since it is larger than the sum of its proper divisors (1).

994090499 is an equidigital number, since it uses as much as digits as its factorization.

994090499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 944784, while the sum is 53.

The square root of 994090499 is about 31529.2007351915. The cubic root of 994090499 is about 998.0262732992.

The spelling of 994090499 in words is "nine hundred ninety-four million, ninety thousand, four hundred ninety-nine".