98997841 has 2 divisors, whose sum is σ = 98997842. Its totient is φ = 98997840.

The previous prime is 98997827. The next prime is 98997853. The reversal of 98997841 is 14879989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97318225 + 1679616 = 9865^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 98997841 - 2¹⁵ = 98965073 is a prime.

It is a super-2 number, since 2×98997841² = 19601145045322562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98997881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49498920 + 49498921.

It is an arithmetic number, because the mean of its divisors is an integer number (49498921).

Almost surely, 2^98997841 is an apocalyptic number.

98997841 is the 5745-th hex number.

It is an amenable number.

98997841 is a deficient number, since it is larger than the sum of its proper divisors (1).

98997841 is an equidigital number, since it uses as much as digits as its factorization.

98997841 is an evil number, because the sum of its binary digits is even.

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

The square root of 98997841 is about 9949.7658766425. The cubic root of 98997841 is about 462.6031380405.

The spelling of 98997841 in words is "ninety-eight million, nine hundred ninety-seven thousand, eight hundred forty-one".