5545451 has 4 divisors (see below), whose sum is σ = 5871672. Its totient is φ = 5219232.

The previous prime is 5545447. The next prime is 5545453. The reversal of 5545451 is 1545455.

It is a happy number.

5545451 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1545455 = 5 ⋅309091.

It is a cyclic number.

It is not a de Polignac number, because 5545451 - 2² = 5545447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5545453) 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, 163085 + ... + 163118.

It is an arithmetic number, because the mean of its divisors is an integer number (1467918).

Almost surely, 2^5545451 is an apocalyptic number.

5545451 is a deficient number, since it is larger than the sum of its proper divisors (326221).

5545451 is a wasteful number, since it uses less digits than its factorization.

5545451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326220.

The product of its digits is 10000, while the sum is 29.

The square root of 5545451 is about 2354.8781284814. The cubic root of 5545451 is about 177.0023194393.

The spelling of 5545451 in words is "five million, five hundred forty-five thousand, four hundred fifty-one".