94821197 has 2 divisors, whose sum is σ = 94821198. Its totient is φ = 94821196.

The previous prime is 94821193. The next prime is 94821217. The reversal of 94821197 is 79112849.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94264681 + 556516 = 9709^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 94821197 - 2² = 94821193 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94821193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47410598 + 47410599.

It is an arithmetic number, because the mean of its divisors is an integer number (47410599).

Almost surely, 2^94821197 is an apocalyptic number.

It is an amenable number.

94821197 is a deficient number, since it is larger than the sum of its proper divisors (1).

94821197 is an equidigital number, since it uses as much as digits as its factorization.

94821197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 41.

The square root of 94821197 is about 9737.6176244500. The cubic root of 94821197 is about 456.0038168476.

The spelling of 94821197 in words is "ninety-four million, eight hundred twenty-one thousand, one hundred ninety-seven".