2834669021 has 2 divisors, whose sum is σ = 2834669022. Its totient is φ = 2834669020.

The previous prime is 2834669011. The next prime is 2834669039. The reversal of 2834669021 is 1209664382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2153980921 + 680688100 = 46411^2 + 26090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2834669021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2834669021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2834669011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417334510 + 1417334511.

It is an arithmetic number, because the mean of its divisors is an integer number (1417334511).

Almost surely, 2^2834669021 is an apocalyptic number.

It is an amenable number.

2834669021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2834669021 is an equidigital number, since it uses as much as digits as its factorization.

2834669021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2834669021 is about 53241.6098648416. The cubic root of 2834669021 is about 1415.2531140807.

The spelling of 2834669021 in words is "two billion, eight hundred thirty-four million, six hundred sixty-nine thousand, twenty-one".