97841311 has 2 divisors, whose sum is σ = 97841312. Its totient is φ = 97841310.

The previous prime is 97841309. The next prime is 97841321. The reversal of 97841311 is 11314879.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97841311 - 2¹ = 97841309 is a prime.

Together with 97841309, it forms a pair of twin primes.

It is equal to p_5644384 and since 97841311 and 5644384 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97841321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48920655 + 48920656.

It is an arithmetic number, because the mean of its divisors is an integer number (48920656).

Almost surely, 2^97841311 is an apocalyptic number.

97841311 is a deficient number, since it is larger than the sum of its proper divisors (1).

97841311 is an equidigital number, since it uses as much as digits as its factorization.

97841311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 34.

The square root of 97841311 is about 9891.4766844996. The cubic root of 97841311 is about 460.7946425455.

The spelling of 97841311 in words is "ninety-seven million, eight hundred forty-one thousand, three hundred eleven".