451445253 has 16 divisors (see below), whose sum is σ = 688225920. Its totient is φ = 257852736.

The previous prime is 451445243. The next prime is 451445299. The reversal of 451445253 is 352544154.

It is not a de Polignac number, because 451445253 - 2¹³ = 451437061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451445243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69751 + ... + 75947.

It is an arithmetic number, because the mean of its divisors is an integer number (43014120).

Almost surely, 2^451445253 is an apocalyptic number.

It is an amenable number.

451445253 is a deficient number, since it is larger than the sum of its proper divisors (236780667).

451445253 is a wasteful number, since it uses less digits than its factorization.

451445253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9676.

The product of its digits is 48000, while the sum is 33.

The square root of 451445253 is about 21247.2410679599. The cubic root of 451445253 is about 767.1289342177.

The spelling of 451445253 in words is "four hundred fifty-one million, four hundred forty-five thousand, two hundred fifty-three".