11152032557 has 2 divisors, whose sum is σ = 11152032558. Its totient is φ = 11152032556.

The previous prime is 11152032533. The next prime is 11152032569. The reversal of 11152032557 is 75523025111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10499281156 + 652751401 = 102466^2 + 25549^2 .

It is a cyclic number.

It is not a de Polignac number, because 11152032557 - 2¹⁴ = 11152016173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11152032527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576016278 + 5576016279.

It is an arithmetic number, because the mean of its divisors is an integer number (5576016279).

Almost surely, 2^11152032557 is an apocalyptic number.

It is an amenable number.

11152032557 is a deficient number, since it is larger than the sum of its proper divisors (1).

11152032557 is an equidigital number, since it uses as much as digits as its factorization.

11152032557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 32.

Adding to 11152032557 its reverse (75523025111), we get a palindrome (86675057668).

The spelling of 11152032557 in words is "eleven billion, one hundred fifty-two million, thirty-two thousand, five hundred fifty-seven".