5579697997 has 2 divisors, whose sum is σ = 5579697998. Its totient is φ = 5579697996.

The previous prime is 5579697979. The next prime is 5579698043. The reversal of 5579697997 is 7997969755.

Together with previous prime (5579697979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3856285801 + 1723412196 = 62099^2 + 41514^2 .

It is a cyclic number.

It is not a de Polignac number, because 5579697997 - 2⁷ = 5579697869 is a prime.

It is a super-2 number, since 2×5579697997² = 62266059475451624018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5579694997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789848998 + 2789848999.

It is an arithmetic number, because the mean of its divisors is an integer number (2789848999).

Almost surely, 2^5579697997 is an apocalyptic number.

It is an amenable number.

5579697997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5579697997 is an equidigital number, since it uses as much as digits as its factorization.

5579697997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 337563450, while the sum is 73.

The square root of 5579697997 is about 74697.3761051886. The cubic root of 5579697997 is about 1773.6594252077.

The spelling of 5579697997 in words is "five billion, five hundred seventy-nine million, six hundred ninety-seven thousand, nine hundred ninety-seven".