450454311 has 32 divisors (see below), whose sum is σ = 679320000. Its totient is φ = 294948864.

The previous prime is 450454307. The next prime is 450454313. The reversal of 450454311 is 113454054.

It is a happy number.

It is not a de Polignac number, because 450454311 - 2² = 450454307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450454313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 884725 + ... + 885233.

It is an arithmetic number, because the mean of its divisors is an integer number (21228750).

Almost surely, 2^450454311 is an apocalyptic number.

450454311 is a deficient number, since it is larger than the sum of its proper divisors (228865689).

450454311 is a wasteful number, since it uses less digits than its factorization.

450454311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040 (or 1034 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 450454311 is about 21223.9089472227. The cubic root of 450454311 is about 766.5672292164.

The spelling of 450454311 in words is "four hundred fifty million, four hundred fifty-four thousand, three hundred eleven".