10597227521 has 2 divisors, whose sum is σ = 10597227522. Its totient is φ = 10597227520.

The previous prime is 10597227467. The next prime is 10597227527. The reversal of 10597227521 is 12572279501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10590673921 + 6553600 = 102911^2 + 2560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10597227521 is a prime.

It is a super-2 number, since 2×10597227521² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10597227527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5298613760 + 5298613761.

It is an arithmetic number, because the mean of its divisors is an integer number (5298613761).

Almost surely, 2^10597227521 is an apocalyptic number.

It is an amenable number.

10597227521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10597227521 is an equidigital number, since it uses as much as digits as its factorization.

10597227521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 41.

The spelling of 10597227521 in words is "ten billion, five hundred ninety-seven million, two hundred twenty-seven thousand, five hundred twenty-one".