11404321546 has 4 divisors (see below), whose sum is σ = 17106482322. Its totient is φ = 5702160772.

The previous prime is 11404321517. The next prime is 11404321549. The reversal of 11404321546 is 64512340411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64512340411 = 61 ⋅1057579351.

It can be written as a sum of positive squares in only one way, i.e., 10991215921 + 413105625 = 104839^2 + 20325^2 .

It is not an unprimeable number, because it can be changed into a prime (11404321549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2851080385 + ... + 2851080388.

Almost surely, 2^11404321546 is an apocalyptic number.

11404321546 is a deficient number, since it is larger than the sum of its proper divisors (5702160776).

11404321546 is an equidigital number, since it uses as much as digits as its factorization.

11404321546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5702160775.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 11404321546 its reverse (64512340411), we get a palindrome (75916661957).

The spelling of 11404321546 in words is "eleven billion, four hundred four million, three hundred twenty-one thousand, five hundred forty-six".