5451111545 has 8 divisors (see below), whose sum is σ = 7136000640. Its totient is φ = 3964444720.

The previous prime is 5451111529. The next prime is 5451111551.

5451111545 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 5451111545 - 2⁴ = 5451111529 is a prime.

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, 49555505 + ... + 49555614.

It is an arithmetic number, because the mean of its divisors is an integer number (892000080).

Almost surely, 2^5451111545 is an apocalyptic number.

5451111545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5451111545 is a deficient number, since it is larger than the sum of its proper divisors (1684889095).

5451111545 is a wasteful number, since it uses less digits than its factorization.

5451111545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99111135.

The product of its digits is 10000, while the sum is 32.

The square root of 5451111545 is about 73831.6432500320. The cubic root of 5451111545 is about 1759.9284949643.

The spelling of 5451111545 in words is "five billion, four hundred fifty-one million, one hundred eleven thousand, five hundred forty-five".