132451 has 4 divisors (see below), whose sum is σ = 144504. Its totient is φ = 120400.

The previous prime is 132439. The next prime is 132469. The reversal of 132451 is 154231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132451 - 2⁹ = 131939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6010 + ... + 6031.

It is an arithmetic number, because the mean of its divisors is an integer number (36126).

2¹³²⁴⁵¹ is an apocalyptic number.

132451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132451 is a deficient number, since it is larger than the sum of its proper divisors (12053).

132451 is a wasteful number, since it uses less digits than its factorization.

132451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12052.

The product of its digits is 120, while the sum is 16.

The square root of 132451 is about 363.9381815638. The cubic root of 132451 is about 50.9743559402.

Adding to 132451 its reverse (154231), we get a palindrome (286682).

The spelling of 132451 in words is "one hundred thirty-two thousand, four hundred fifty-one".