97189633 has 2 divisors, whose sum is σ = 97189634. Its totient is φ = 97189632.

The previous prime is 97189607. The next prime is 97189649. The reversal of 97189633 is 33698179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90098064 + 7091569 = 9492^2 + 2663^2 .

It is an emirp because it is prime and its reverse (33698179) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97189633 is a prime.

It is not a weakly prime, because it can be changed into another prime (97189133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48594816 + 48594817.

It is an arithmetic number, because the mean of its divisors is an integer number (48594817).

Almost surely, 2^97189633 is an apocalyptic number.

It is an amenable number.

97189633 is a deficient number, since it is larger than the sum of its proper divisors (1).

97189633 is an equidigital number, since it uses as much as digits as its factorization.

97189633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 46.

The square root of 97189633 is about 9858.4802581331. The cubic root of 97189633 is about 459.7693124972.

The spelling of 97189633 in words is "ninety-seven million, one hundred eighty-nine thousand, six hundred thirty-three".