97964747 has 2 divisors, whose sum is σ = 97964748. Its totient is φ = 97964746.

The previous prime is 97964683. The next prime is 97964773. The reversal of 97964747 is 74746979.

It is a strong prime.

It is an emirp because it is prime and its reverse (74746979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97964747 - 2⁶ = 97964683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97964947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48982373 + 48982374.

It is an arithmetic number, because the mean of its divisors is an integer number (48982374).

Almost surely, 2^97964747 is an apocalyptic number.

97964747 is a deficient number, since it is larger than the sum of its proper divisors (1).

97964747 is an equidigital number, since it uses as much as digits as its factorization.

97964747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2667168, while the sum is 53.

The square root of 97964747 is about 9897.7142310738. The cubic root of 97964747 is about 460.9883396809.

The spelling of 97964747 in words is "ninety-seven million, nine hundred sixty-four thousand, seven hundred forty-seven".