97180841 has 2 divisors, whose sum is σ = 97180842. Its totient is φ = 97180840.

The previous prime is 97180829. The next prime is 97180843. The reversal of 97180841 is 14808179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49294441 + 47886400 = 7021^2 + 6920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97180841 is a prime.

Together with 97180843, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 97180795 and 97180804.

It is not a weakly prime, because it can be changed into another prime (97180843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48590420 + 48590421.

It is an arithmetic number, because the mean of its divisors is an integer number (48590421).

Almost surely, 2^97180841 is an apocalyptic number.

It is an amenable number.

97180841 is a deficient number, since it is larger than the sum of its proper divisors (1).

97180841 is an equidigital number, since it uses as much as digits as its factorization.

97180841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 97180841 is about 9858.0343375340. The cubic root of 97180841 is about 459.7554481457.

The spelling of 97180841 in words is "ninety-seven million, one hundred eighty thousand, eight hundred forty-one".