5666097497 has 2 divisors, whose sum is σ = 5666097498. Its totient is φ = 5666097496.

The previous prime is 5666097469. The next prime is 5666097617. The reversal of 5666097497 is 7947906665.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5602672201 + 63425296 = 74851^2 + 7964^2 .

It is a cyclic number.

It is not a de Polignac number, because 5666097497 - 2¹⁸ = 5665835353 is a prime.

It is not a weakly prime, because it can be changed into another prime (5666097097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833048748 + 2833048749.

It is an arithmetic number, because the mean of its divisors is an integer number (2833048749).

Almost surely, 2^5666097497 is an apocalyptic number.

It is an amenable number.

5666097497 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666097497 is an equidigital number, since it uses as much as digits as its factorization.

5666097497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17146080, while the sum is 59.

The square root of 5666097497 is about 75273.4846875047. The cubic root of 5666097497 is about 1782.7673883501.

The spelling of 5666097497 in words is "five billion, six hundred sixty-six million, ninety-seven thousand, four hundred ninety-seven".