453149 has 4 divisors (see below), whose sum is σ = 455136. Its totient is φ = 451164.

The previous prime is 453143. The next prime is 453157. The reversal of 453149 is 941354.

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.

It is a cyclic number.

It is not a de Polignac number, because 453149 - 2⁴ = 453133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 453149.

It is not an unprimeable number, because it can be changed into a prime (453143) 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, 599 + ... + 1124.

It is an arithmetic number, because the mean of its divisors is an integer number (113784).

2⁴⁵³¹⁴⁹ is an apocalyptic number.

It is an amenable number.

453149 is a deficient number, since it is larger than the sum of its proper divisors (1987).

453149 is a wasteful number, since it uses less digits than its factorization.

453149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986.

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

The square root of 453149 is about 673.1634274082. The cubic root of 453149 is about 76.8092766753.

The spelling of 453149 in words is "four hundred fifty-three thousand, one hundred forty-nine".