454529919 has 4 divisors (see below), whose sum is σ = 606039896. Its totient is φ = 303019944.

The previous prime is 454529917. The next prime is 454530007. The reversal of 454529919 is 919925454.

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

It is not a de Polignac number, because 454529919 - 2¹ = 454529917 is a prime.

It is a super-2 number, since 2×454529919² = 413194894532293122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454529917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75754984 + ... + 75754989.

It is an arithmetic number, because the mean of its divisors is an integer number (151509974).

Almost surely, 2^454529919 is an apocalyptic number.

454529919 is a deficient number, since it is larger than the sum of its proper divisors (151509977).

454529919 is a wasteful number, since it uses less digits than its factorization.

454529919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151509976.

The product of its digits is 583200, while the sum is 48.

The square root of 454529919 is about 21319.7072916117. The cubic root of 454529919 is about 768.8722000731.

The spelling of 454529919 in words is "four hundred fifty-four million, five hundred twenty-nine thousand, nine hundred nineteen".