97089841 has 2 divisors, whose sum is σ = 97089842. Its totient is φ = 97089840.

The previous prime is 97089823. The next prime is 97089847. The reversal of 97089841 is 14898079.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87609600 + 9480241 = 9360^2 + 3079^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97089841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97089791 and 97089800.

It is not a weakly prime, because it can be changed into another prime (97089847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48544920 + 48544921.

It is an arithmetic number, because the mean of its divisors is an integer number (48544921).

Almost surely, 2^97089841 is an apocalyptic number.

It is an amenable number.

97089841 is a deficient number, since it is larger than the sum of its proper divisors (1).

97089841 is an equidigital number, since it uses as much as digits as its factorization.

97089841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 97089841 is about 9853.4177319344. The cubic root of 97089841 is about 459.6118985493.

The spelling of 97089841 in words is "ninety-seven million, eighty-nine thousand, eight hundred forty-one".