454542203 has 4 divisors (see below), whose sum is σ = 454698168. Its totient is φ = 454386240.

The previous prime is 454542173. The next prime is 454542211. The reversal of 454542203 is 302245454.

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

It is a cyclic number.

It is not a de Polignac number, because 454542203 - 2¹² = 454538107 is a prime.

It is a super-2 number, since 2×454542203² = 413217228616186418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454542233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73526 + ... + 79467.

It is an arithmetic number, because the mean of its divisors is an integer number (113674542).

Almost surely, 2^454542203 is an apocalyptic number.

454542203 is a deficient number, since it is larger than the sum of its proper divisors (155965).

454542203 is a wasteful number, since it uses less digits than its factorization.

454542203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155964.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 454542203 is about 21319.9953799245. The cubic root of 454542203 is about 768.8791264532.

Adding to 454542203 its reverse (302245454), we get a palindrome (756787657).

The spelling of 454542203 in words is "four hundred fifty-four million, five hundred forty-two thousand, two hundred three".