11454133220311 has 4 divisors (see below), whose sum is σ = 11455626012192. Its totient is φ = 11452640428432.

The previous prime is 11454133220279. The next prime is 11454133220317. The reversal of 11454133220311 is 11302233145411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11454133220311 - 2⁵ = 11454133220279 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 (11454133220317) 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, 746384431 + ... + 746399776.

It is an arithmetic number, because the mean of its divisors is an integer number (2863906503048).

Almost surely, 2^{11454133220311} is an apocalyptic number.

11454133220311 is a deficient number, since it is larger than the sum of its proper divisors (1492791881).

11454133220311 is an equidigital number, since it uses as much as digits as its factorization.

11454133220311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492791880.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 11454133220311 its reverse (11302233145411), we get a palindrome (22756366365722).

The spelling of 11454133220311 in words is "eleven trillion, four hundred fifty-four billion, one hundred thirty-three million, two hundred twenty thousand, three hundred eleven".