11323446461 has 4 divisors (see below), whose sum is σ = 11599628124. Its totient is φ = 11047264800.

The previous prime is 11323446427. The next prime is 11323446469. The reversal of 11323446461 is 16464432311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4664070436 + 6659376025 = 68294^2 + 81605^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323446461 - 2¹⁴ = 11323430077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323446469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138090770 + ... + 138090851.

It is an arithmetic number, because the mean of its divisors is an integer number (2899907031).

Almost surely, 2^11323446461 is an apocalyptic number.

It is an amenable number.

11323446461 is a deficient number, since it is larger than the sum of its proper divisors (276181663).

11323446461 is an equidigital number, since it uses as much as digits as its factorization.

11323446461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276181662.

The product of its digits is 41472, while the sum is 35.

Adding to 11323446461 its reverse (16464432311), we get a palindrome (27787878772).

The spelling of 11323446461 in words is "eleven billion, three hundred twenty-three million, four hundred forty-six thousand, four hundred sixty-one".