454545773 has 4 divisors (see below), whose sum is σ = 495868128. Its totient is φ = 413223420.

The previous prime is 454545769. The next prime is 454545781. The reversal of 454545773 is 377545454.

It is a happy number.

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 454545773 - 2² = 454545769 is a prime.

It is a super-2 number, since 2×454545773² = 413223719504335058, 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 (454545713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20661161 + ... + 20661182.

It is an arithmetic number, because the mean of its divisors is an integer number (123967032).

Almost surely, 2^454545773 is an apocalyptic number.

It is an amenable number.

454545773 is a deficient number, since it is larger than the sum of its proper divisors (41322355).

454545773 is a wasteful number, since it uses less digits than its factorization.

454545773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41322354.

The product of its digits is 1176000, while the sum is 44.

The square root of 454545773 is about 21320.0791039808. The cubic root of 454545773 is about 768.8811393879.

The spelling of 454545773 in words is "four hundred fifty-four million, five hundred forty-five thousand, seven hundred seventy-three".