454049523 has 8 divisors (see below), whose sum is σ = 672666000. Its totient is φ = 302699664.

The previous prime is 454049507. The next prime is 454049527. The reversal of 454049523 is 325940454.

It is a happy number.

454049523 is a `hidden beast` number, since 4 + 540 + 4 + 95 + 23 = 666.

It is not a de Polignac number, because 454049523 - 2⁴ = 454049507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (454049527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8408298 + ... + 8408351.

It is an arithmetic number, because the mean of its divisors is an integer number (84083250).

Almost surely, 2^454049523 is an apocalyptic number.

454049523 is a deficient number, since it is larger than the sum of its proper divisors (218616477).

454049523 is a wasteful number, since it uses less digits than its factorization.

454049523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16816658 (or 16816652 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 454049523 is about 21308.4378357495. The cubic root of 454049523 is about 768.6012290339.

Adding to 454049523 its reverse (325940454), we get a palindrome (779989977).

The spelling of 454049523 in words is "four hundred fifty-four million, forty-nine thousand, five hundred twenty-three".