451401103 has 4 divisors (see below), whose sum is σ = 462410928. Its totient is φ = 440391280.

The previous prime is 451401091. The next prime is 451401133. The reversal of 451401103 is 301104154.

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 451401103 - 2¹⁷ = 451270031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451401133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5504851 + ... + 5504932.

It is an arithmetic number, because the mean of its divisors is an integer number (115602732).

Almost surely, 2^451401103 is an apocalyptic number.

451401103 is a deficient number, since it is larger than the sum of its proper divisors (11009825).

451401103 is a wasteful number, since it uses less digits than its factorization.

451401103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11009824.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 451401103 is about 21246.2020841373. The cubic root of 451401103 is about 767.1039257614.

Adding to 451401103 its reverse (301104154), we get a palindrome (752505257).

The spelling of 451401103 in words is "four hundred fifty-one million, four hundred one thousand, one hundred three".