2098041857 has 2 divisors, whose sum is σ = 2098041858. Its totient is φ = 2098041856.

The previous prime is 2098041833. The next prime is 2098041863. The reversal of 2098041857 is 7581408902.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1544804416 + 553237441 = 39304^2 + 23521^2 .

It is a cyclic number.

It is not a de Polignac number, because 2098041857 - 2⁶ = 2098041793 is a prime.

It is not a weakly prime, because it can be changed into another prime (2098044857) 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, 1049020928 + 1049020929.

It is an arithmetic number, because the mean of its divisors is an integer number (1049020929).

Almost surely, 2^2098041857 is an apocalyptic number.

It is an amenable number.

2098041857 is a deficient number, since it is larger than the sum of its proper divisors (1).

2098041857 is an equidigital number, since it uses as much as digits as its factorization.

2098041857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 2098041857 is about 45804.3868750582. The cubic root of 2098041857 is about 1280.1810162698.

The spelling of 2098041857 in words is "two billion, ninety-eight million, forty-one thousand, eight hundred fifty-seven".