1598218241 has 2 divisors, whose sum is σ = 1598218242. Its totient is φ = 1598218240.

The previous prime is 1598218211. The next prime is 1598218289. The reversal of 1598218241 is 1428128951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1309354225 + 288864016 = 36185^2 + 16996^2 .

It is a cyclic number.

It is not a de Polignac number, because 1598218241 - 2⁶ = 1598218177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1598218211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799109120 + 799109121.

It is an arithmetic number, because the mean of its divisors is an integer number (799109121).

Almost surely, 2^1598218241 is an apocalyptic number.

It is an amenable number.

1598218241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1598218241 is an equidigital number, since it uses as much as digits as its factorization.

1598218241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 41.

The square root of 1598218241 is about 39977.7218085273. The cubic root of 1598218241 is about 1169.1727761159.

The spelling of 1598218241 in words is "one billion, five hundred ninety-eight million, two hundred eighteen thousand, two hundred forty-one".