2857460009 has 2 divisors, whose sum is σ = 2857460010. Its totient is φ = 2857460008.

The previous prime is 2857460003. The next prime is 2857460033. The reversal of 2857460009 is 9000647582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2261953600 + 595506409 = 47560^2 + 24403^2 .

It is a cyclic number.

It is not a de Polignac number, because 2857460009 - 2⁸ = 2857459753 is a prime.

It is not a weakly prime, because it can be changed into another prime (2857460003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428730004 + 1428730005.

It is an arithmetic number, because the mean of its divisors is an integer number (1428730005).

Almost surely, 2^2857460009 is an apocalyptic number.

It is an amenable number.

2857460009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2857460009 is an equidigital number, since it uses as much as digits as its factorization.

2857460009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 2857460009 is about 53455.2149841341. The cubic root of 2857460009 is about 1419.0359139040.

The spelling of 2857460009 in words is "two billion, eight hundred fifty-seven million, four hundred sixty thousand, nine".