11454330553 has 8 divisors (see below), whose sum is σ = 11536625408. Its totient is φ = 11372312304.

The previous prime is 11454330493. The next prime is 11454330581. The reversal of 11454330553 is 35503345411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11454330553 - 2¹⁷ = 11454199481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454330053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14326 + ... + 152032.

It is an arithmetic number, because the mean of its divisors is an integer number (1442078176).

Almost surely, 2^11454330553 is an apocalyptic number.

It is an amenable number.

11454330553 is a deficient number, since it is larger than the sum of its proper divisors (82294855).

11454330553 is a wasteful number, since it uses less digits than its factorization.

11454330553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138303.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 11454330553 its reverse (35503345411), we get a palindrome (46957675964).

The spelling of 11454330553 in words is "eleven billion, four hundred fifty-four million, three hundred thirty thousand, five hundred fifty-three".