11597941457 has 2 divisors, whose sum is σ = 11597941458. Its totient is φ = 11597941456.

The previous prime is 11597941423. The next prime is 11597941463. The reversal of 11597941457 is 75414979511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11348427841 + 249513616 = 106529^2 + 15796^2 .

It is a cyclic number.

It is not a de Polignac number, because 11597941457 - 2¹⁶ = 11597875921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11597941399 and 11597941408.

It is not a weakly prime, because it can be changed into another prime (11597941657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5798970728 + 5798970729.

It is an arithmetic number, because the mean of its divisors is an integer number (5798970729).

Almost surely, 2^11597941457 is an apocalyptic number.

It is an amenable number.

11597941457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11597941457 is an equidigital number, since it uses as much as digits as its factorization.

11597941457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587600, while the sum is 53.

The spelling of 11597941457 in words is "eleven billion, five hundred ninety-seven million, nine hundred forty-one thousand, four hundred fifty-seven".