104998897 has 2 divisors, whose sum is σ = 104998898. Its totient is φ = 104998896.

The previous prime is 104998871. The next prime is 104998951. The reversal of 104998897 is 798899401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103245921 + 1752976 = 10161^2 + 1324^2 .

It is an emirp because it is prime and its reverse (798899401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104998897 - 2²³ = 96610289 is a prime.

It is a super-2 number, since 2×104998897² = 22049536742433218, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104998837) 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, 52499448 + 52499449.

It is an arithmetic number, because the mean of its divisors is an integer number (52499449).

Almost surely, 2^104998897 is an apocalyptic number.

It is an amenable number.

104998897 is a deficient number, since it is larger than the sum of its proper divisors (1).

104998897 is an equidigital number, since it uses as much as digits as its factorization.

104998897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 55.

The square root of 104998897 is about 10246.8969449292. The cubic root of 104998897 is about 471.7677460841.

The spelling of 104998897 in words is "one hundred four million, nine hundred ninety-eight thousand, eight hundred ninety-seven".