2999805461 has 2 divisors, whose sum is σ = 2999805462. Its totient is φ = 2999805460.

The previous prime is 2999805449. The next prime is 2999805493. The reversal of 2999805461 is 1645089992.

2999805461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2164017361 + 835788100 = 46519^2 + 28910^2 .

It is a cyclic number.

It is not a de Polignac number, because 2999805461 - 2¹⁸ = 2999543317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2999805421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499902730 + 1499902731.

It is an arithmetic number, because the mean of its divisors is an integer number (1499902731).

Almost surely, 2^2999805461 is an apocalyptic number.

It is an amenable number.

2999805461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2999805461 is an equidigital number, since it uses as much as digits as its factorization.

2999805461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The square root of 2999805461 is about 54770.4798317488. The cubic root of 2999805461 is about 1442.2183947681.

The spelling of 2999805461 in words is "two billion, nine hundred ninety-nine million, eight hundred five thousand, four hundred sixty-one".