451134 has 24 divisors (see below), whose sum is σ = 994032. Its totient is φ = 147840.

The previous prime is 451109. The next prime is 451159. The reversal of 451134 is 431154.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (451109) and next prime (451159).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

451134 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 11 ways as a sum of consecutive naturals, for example, 1102 + ... + 1454.

It is an arithmetic number, because the mean of its divisors is an integer number (41418).

2⁴⁵¹¹³⁴ is an apocalyptic number.

451134 is an abundant number, since it is smaller than the sum of its proper divisors (542898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451134 is a wasteful number, since it uses less digits than its factorization.

451134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 429 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 451134 is about 671.6650951181. The cubic root of 451134 is about 76.6952592365.

Adding to 451134 its reverse (431154), we get a palindrome (882288).

It can be divided in two parts, 451 and 134, that added together give a palindrome (585).

The spelling of 451134 in words is "four hundred fifty-one thousand, one hundred thirty-four".