451349 has 4 divisors (see below), whose sum is σ = 452736. Its totient is φ = 449964.

The previous prime is 451343. The next prime is 451361. The reversal of 451349 is 943154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 451349 - 2⁸ = 451093 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92 + ... + 954.

It is an arithmetic number, because the mean of its divisors is an integer number (113184).

2⁴⁵¹³⁴⁹ is an apocalyptic number.

It is an amenable number.

451349 is a deficient number, since it is larger than the sum of its proper divisors (1387).

451349 is an equidigital number, since it uses as much as digits as its factorization.

451349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386.

The product of its digits is 2160, while the sum is 26.

The square root of 451349 is about 671.8251260559. The cubic root of 451349 is about 76.7074410287.

The spelling of 451349 in words is "four hundred fifty-one thousand, three hundred forty-nine".