98242091 has 2 divisors, whose sum is σ = 98242092. Its totient is φ = 98242090.

The previous prime is 98242063. The next prime is 98242093. The reversal of 98242091 is 19024289.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98242091 - 2¹⁴ = 98225707 is a prime.

Together with 98242093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98242093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49121045 + 49121046.

It is an arithmetic number, because the mean of its divisors is an integer number (49121046).

Almost surely, 2^98242091 is an apocalyptic number.

98242091 is a deficient number, since it is larger than the sum of its proper divisors (1).

98242091 is an equidigital number, since it uses as much as digits as its factorization.

98242091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 98242091 is about 9911.7148364952. The cubic root of 98242091 is about 461.4229582244.

The spelling of 98242091 in words is "ninety-eight million, two hundred forty-two thousand, ninety-one".