451151 has 4 divisors (see below), whose sum is σ = 455400. Its totient is φ = 446904.

The previous prime is 451109. The next prime is 451159. The reversal of 451151 is 151154.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151154 = 2 ⋅75577.

It is a cyclic number.

It is not a de Polignac number, because 451151 - 2¹⁰ = 450127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961 + ... + 2178.

It is an arithmetic number, because the mean of its divisors is an integer number (113850).

2⁴⁵¹¹⁵¹ is an apocalyptic number.

451151 is a deficient number, since it is larger than the sum of its proper divisors (4249).

451151 is a wasteful number, since it uses less digits than its factorization.

451151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248.

The product of its digits is 100, while the sum is 17.

The square root of 451151 is about 671.6777501153. The cubic root of 451151 is about 76.6962225888.

The spelling of 451151 in words is "four hundred fifty-one thousand, one hundred fifty-one".