11056232061 has 18 divisors (see below), whose sum is σ = 18577479102. Its totient is φ = 6317846640.

The previous prime is 11056232053. The next prime is 11056232101. The reversal of 11056232061 is 16023265011.

11056232061 is a `hidden beast` number, since 1 + 10 + 5 + 623 + 20 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10783784025 + 272448036 = 103845^2 + 16506^2 .

It is not a de Polignac number, because 11056232061 - 2³ = 11056232053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11056232021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12534970 + ... + 12535851.

Almost surely, 2^11056232061 is an apocalyptic number.

It is an amenable number.

11056232061 is a deficient number, since it is larger than the sum of its proper divisors (7521247041).

11056232061 is a wasteful number, since it uses less digits than its factorization.

11056232061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25070841 (or 25070831 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 11056232061 its reverse (16023265011), we get a palindrome (27079497072).

The spelling of 11056232061 in words is "eleven billion, fifty-six million, two hundred thirty-two thousand, sixty-one".