999994000037 has 2 divisors, whose sum is σ = 999994000038. Its totient is φ = 999994000036.

The previous prime is 999993999997. The next prime is 999994000067. The reversal of 999994000037 is 730000499999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 731365329601 + 268628670436 = 855199^2 + 518294^2 .

It is an emirp because it is prime and its reverse (730000499999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999994000037 - 2²⁸ = 999725564581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 999994000037.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999994000067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499997000018 + 499997000019.

It is an arithmetic number, because the mean of its divisors is an integer number (499997000019).

Almost surely, 2^999994000037 is an apocalyptic number.

It is an amenable number.

999994000037 is a deficient number, since it is larger than the sum of its proper divisors (1).

999994000037 is an equidigital number, since it uses as much as digits as its factorization.

999994000037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4960116, while the sum is 59.

The spelling of 999994000037 in words is "nine hundred ninety-nine billion, nine hundred ninety-four million, thirty-seven", and thus it is an aban number.