450423601 has 4 divisors (see below), whose sum is σ = 450479104. Its totient is φ = 450368100.

The previous prime is 450423587. The next prime is 450423637. The reversal of 450423601 is 106324054.

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 450423601 - 2⁷ = 450423473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450423691) 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, 12945 + ... + 32686.

It is an arithmetic number, because the mean of its divisors is an integer number (112619776).

Almost surely, 2^450423601 is an apocalyptic number.

It is an amenable number.

450423601 is a deficient number, since it is larger than the sum of its proper divisors (55503).

450423601 is an equidigital number, since it uses as much as digits as its factorization.

450423601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55502.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 450423601 is about 21223.1854583613. The cubic root of 450423601 is about 766.5498084229.

Adding to 450423601 its reverse (106324054), we get a palindrome (556747655).

The spelling of 450423601 in words is "four hundred fifty million, four hundred twenty-three thousand, six hundred one".