2797002889 has 2 divisors, whose sum is σ = 2797002890. Its totient is φ = 2797002888.

The previous prime is 2797002847. The next prime is 2797002917. The reversal of 2797002889 is 9882007972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2581148025 + 215854864 = 50805^2 + 14692^2 .

It is a cyclic number.

It is not a de Polignac number, because 2797002889 - 2¹¹ = 2797000841 is a prime.

It is a super-2 number, since 2×2797002889² = 15646450322148692642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2797002829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1398501444 + 1398501445.

It is an arithmetic number, because the mean of its divisors is an integer number (1398501445).

Almost surely, 2^2797002889 is an apocalyptic number.

It is an amenable number.

2797002889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2797002889 is an equidigital number, since it uses as much as digits as its factorization.

2797002889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 2797002889 is about 52886.6986018224. The cubic root of 2797002889 is about 1408.9566731469.

The spelling of 2797002889 in words is "two billion, seven hundred ninety-seven million, two thousand, eight hundred eighty-nine".