523327782097 has 2 divisors, whose sum is σ = 523327782098. Its totient is φ = 523327782096.

The previous prime is 523327782079. The next prime is 523327782119. The reversal of 523327782097 is 790287723325.

Together with previous prime (523327782079) 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., 498328693776 + 24999088321 = 705924^2 + 158111^2 .

It is a cyclic number.

It is not a de Polignac number, because 523327782097 - 2⁷ = 523327781969 is a prime.

It is a super-2 number, since 2×523327782097² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (523327782037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261663891048 + 261663891049.

It is an arithmetic number, because the mean of its divisors is an integer number (261663891049).

Almost surely, 2^523327782097 is an apocalyptic number.

It is an amenable number.

523327782097 is a deficient number, since it is larger than the sum of its proper divisors (1).

523327782097 is an equidigital number, since it uses as much as digits as its factorization.

523327782097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 523327782097 in words is "five hundred twenty-three billion, three hundred twenty-seven million, seven hundred eighty-two thousand, ninety-seven".