11454553451 has 6 divisors (see below), whose sum is σ = 12590542356. Its totient is φ = 10413230300.

The previous prime is 11454553399. The next prime is 11454553459. The reversal of 11454553451 is 15435545411.

It is a de Polignac number, because none of the positive numbers 2^k-11454553451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454553459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47332745 + ... + 47332986.

It is an arithmetic number, because the mean of its divisors is an integer number (2098423726).

Almost surely, 2^11454553451 is an apocalyptic number.

11454553451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11454553451 is a deficient number, since it is larger than the sum of its proper divisors (1135988905).

11454553451 is an equidigital number, since it uses as much as digits as its factorization.

11454553451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94665753 (or 94665742 counting only the distinct ones).

The product of its digits is 120000, while the sum is 38.

The spelling of 11454553451 in words is "eleven billion, four hundred fifty-four million, five hundred fifty-three thousand, four hundred fifty-one".