999294833087 has 2 divisors, whose sum is σ = 999294833088. Its totient is φ = 999294833086.

The previous prime is 999294833077. The next prime is 999294833093. The reversal of 999294833087 is 780338492999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 999294833087 - 2³⁴ = 982114963903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 999294833087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999294833077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499647416543 + 499647416544.

It is an arithmetic number, because the mean of its divisors is an integer number (499647416544).

Almost surely, 2^999294833087 is an apocalyptic number.

999294833087 is a deficient number, since it is larger than the sum of its proper divisors (1).

999294833087 is an equidigital number, since it uses as much as digits as its factorization.

999294833087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211631616, while the sum is 71.

It can be divided in two parts, 999294 and 833087, that added together give a palindrome (1832381).

The spelling of 999294833087 in words is "nine hundred ninety-nine billion, two hundred ninety-four million, eight hundred thirty-three thousand, eighty-seven".