454545423 has 6 divisors (see below), whose sum is σ = 656565624. Its totient is φ = 303030276.

The previous prime is 454545409. The next prime is 454545431. The reversal of 454545423 is 324545454.

It is not a de Polignac number, because 454545423 - 2⁶ = 454545359 is a prime.

It is a super-2 number, since 2×454545423² = 413223083140497858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454545463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25252515 + ... + 25252532.

It is an arithmetic number, because the mean of its divisors is an integer number (109427604).

Almost surely, 2^454545423 is an apocalyptic number.

454545423 is a deficient number, since it is larger than the sum of its proper divisors (202020201).

454545423 is a wasteful number, since it uses less digits than its factorization.

454545423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50505053 (or 50505050 counting only the distinct ones).

The product of its digits is 192000, while the sum is 36.

The square root of 454545423 is about 21320.0708957545. The cubic root of 454545423 is about 768.8809420418.

The spelling of 454545423 in words is "four hundred fifty-four million, five hundred forty-five thousand, four hundred twenty-three".