5451963 has 8 divisors (see below), whose sum is σ = 7930176. Its totient is φ = 3304200.

The previous prime is 5451961. The next prime is 5452009. The reversal of 5451963 is 3691545.

It is a happy number.

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

It is not a de Polignac number, because 5451963 - 2¹ = 5451961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 165211 = 5451963 / (5 + 4 + 5 + 1 + 9 + 6 + 3).

It is not an unprimeable number, because it can be changed into a prime (5451961) 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, 82573 + ... + 82638.

It is an arithmetic number, because the mean of its divisors is an integer number (991272).

Almost surely, 2^5451963 is an apocalyptic number.

5451963 is a deficient number, since it is larger than the sum of its proper divisors (2478213).

5451963 is a wasteful number, since it uses less digits than its factorization.

5451963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165225.

The product of its digits is 16200, while the sum is 33.

The square root of 5451963 is about 2334.9438965423. The cubic root of 5451963 is about 176.0020122876.

The spelling of 5451963 in words is "five million, four hundred fifty-one thousand, nine hundred sixty-three".