11232346661 has 4 divisors (see below), whose sum is σ = 11232694572. Its totient is φ = 11231998752.

The previous prime is 11232346651. The next prime is 11232346703. The reversal of 11232346661 is 16664323211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16664323211 = 9281 ⋅1795531.

It can be written as a sum of positive squares in 2 ways, for example, as 2323818436 + 8908528225 = 48206^2 + 94385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11232346661 is a prime.

It is a super-2 number, since 2×11232346661² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232346651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119936 + ... + 191961.

It is an arithmetic number, because the mean of its divisors is an integer number (2808173643).

Almost surely, 2^11232346661 is an apocalyptic number.

It is an amenable number.

11232346661 is a deficient number, since it is larger than the sum of its proper divisors (347911).

11232346661 is an equidigital number, since it uses as much as digits as its factorization.

11232346661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347910.

The product of its digits is 31104, while the sum is 35.

Adding to 11232346661 its reverse (16664323211), we get a palindrome (27896669872).

The spelling of 11232346661 in words is "eleven billion, two hundred thirty-two million, three hundred forty-six thousand, six hundred sixty-one".