5451427 has 4 divisors (see below), whose sum is σ = 5456880. Its totient is φ = 5445976.

The previous prime is 5451371. The next prime is 5451431. The reversal of 5451427 is 7241545.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7241545 = 5 ⋅1448309.

It is a cyclic number.

It is not a de Polignac number, because 5451427 - 2¹⁵ = 5418659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5451395 and 5451404.

It is not an unprimeable number, because it can be changed into a prime (5851427) 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, 748 + ... + 3385.

It is an arithmetic number, because the mean of its divisors is an integer number (1364220).

Almost surely, 2^5451427 is an apocalyptic number.

5451427 is a deficient number, since it is larger than the sum of its proper divisors (5453).

5451427 is a wasteful number, since it uses less digits than its factorization.

5451427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452.

The product of its digits is 5600, while the sum is 28.

The square root of 5451427 is about 2334.8291158027. The cubic root of 5451427 is about 175.9962443241.

The spelling of 5451427 in words is "five million, four hundred fifty-one thousand, four hundred twenty-seven".