453121401 has 16 divisors (see below), whose sum is σ = 618911744. Its totient is φ = 294722064.

The previous prime is 453121399. The next prime is 453121421. The reversal of 453121401 is 104121354.

It is not a de Polignac number, because 453121401 - 2¹ = 453121399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453121421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169860 + ... + 172506.

It is an arithmetic number, because the mean of its divisors is an integer number (38681984).

Almost surely, 2^453121401 is an apocalyptic number.

It is an amenable number.

453121401 is a deficient number, since it is larger than the sum of its proper divisors (165790343).

453121401 is a wasteful number, since it uses less digits than its factorization.

453121401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 453121401 is about 21286.6484210173. The cubic root of 453121401 is about 768.0771728955.

Adding to 453121401 its reverse (104121354), we get a palindrome (557242755).

The spelling of 453121401 in words is "four hundred fifty-three million, one hundred twenty-one thousand, four hundred one".