4551345451 has 4 divisors (see below), whose sum is σ = 4819071672. Its totient is φ = 4283619232.

The previous prime is 4551345431. The next prime is 4551345497. The reversal of 4551345451 is 1545431554.

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 4551345451 - 2⁹ = 4551344939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4551345451.

It is not an unprimeable number, because it can be changed into a prime (4551345401) 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 in 3 ways as a sum of consecutive naturals, for example, 133863085 + ... + 133863118.

It is an arithmetic number, because the mean of its divisors is an integer number (1204767918).

Almost surely, 2^4551345451 is an apocalyptic number.

4551345451 is a deficient number, since it is larger than the sum of its proper divisors (267726221).

4551345451 is a wasteful number, since it uses less digits than its factorization.

4551345451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267726220.

The product of its digits is 120000, while the sum is 37.

The square root of 4551345451 is about 67463.6602253391. The cubic root of 4551345451 is about 1657.2191126555.

The spelling of 4551345451 in words is "four billion, five hundred fifty-one million, three hundred forty-five thousand, four hundred fifty-one".