1898799059 has 2 divisors, whose sum is σ = 1898799060. Its totient is φ = 1898799058.

The previous prime is 1898799047. The next prime is 1898799083. The reversal of 1898799059 is 9509978981.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1898799059 - 2¹⁶ = 1898733523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1898798986 and 1898799004.

It is not a weakly prime, because it can be changed into another prime (1898790059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 949399529 + 949399530.

It is an arithmetic number, because the mean of its divisors is an integer number (949399530).

Almost surely, 2^1898799059 is an apocalyptic number.

1898799059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1898799059 is an equidigital number, since it uses as much as digits as its factorization.

1898799059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14696640, while the sum is 65.

The square root of 1898799059 is about 43575.2115198538. The cubic root of 1898799059 is about 1238.3013201944.

The spelling of 1898799059 in words is "one billion, eight hundred ninety-eight million, seven hundred ninety-nine thousand, fifty-nine".