5451851 has 8 divisors (see below), whose sum is σ = 5715360. Its totient is φ = 5190592.

The previous prime is 5451847. The next prime is 5451871. The reversal of 5451851 is 1581545.

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

It is a cyclic number.

It is not a de Polignac number, because 5451851 - 2² = 5451847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5451871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6335 + ... + 7143.

It is an arithmetic number, because the mean of its divisors is an integer number (714420).

Almost surely, 2^5451851 is an apocalyptic number.

5451851 is a deficient number, since it is larger than the sum of its proper divisors (263509).

5451851 is a wasteful number, since it uses less digits than its factorization.

5451851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125.

The product of its digits is 4000, while the sum is 29.

The square root of 5451851 is about 2334.9199129735. The cubic root of 5451851 is about 176.0008070727. Note that the first 3 decimals are identical.

The spelling of 5451851 in words is "five million, four hundred fifty-one thousand, eight hundred fifty-one".