11401331452 has 24 divisors (see below), whose sum is σ = 24143997024. Its totient is φ = 4598856192.

The previous prime is 11401331371. The next prime is 11401331467. The reversal of 11401331452 is 25413310411.

11401331452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11975713 + ... + 11976664.

It is an arithmetic number, because the mean of its divisors is an integer number (1005999876).

Almost surely, 2^11401331452 is an apocalyptic number.

It is an amenable number.

11401331452 is an abundant number, since it is smaller than the sum of its proper divisors (12742665572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11401331452 is a wasteful number, since it uses less digits than its factorization.

11401331452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23952405 (or 23952403 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11401331452 its reverse (25413310411), we get a palindrome (36814641863).

The spelling of 11401331452 in words is "eleven billion, four hundred one million, three hundred thirty-one thousand, four hundred fifty-two".