450402051 has 12 divisors (see below), whose sum is σ = 660093896. Its totient is φ = 272970720.

The previous prime is 450402041. The next prime is 450402059. The reversal of 450402051 is 150204054.

It is not a de Polignac number, because 450402051 - 2⁵ = 450402019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450402059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 620026 + ... + 620751.

Almost surely, 2^450402051 is an apocalyptic number.

450402051 is a deficient number, since it is larger than the sum of its proper divisors (209691845).

450402051 is a wasteful number, since it uses less digits than its factorization.

450402051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240802 (or 1240791 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 450402051 is about 21222.6777528190. The cubic root of 450402051 is about 766.5375833295.

The spelling of 450402051 in words is "four hundred fifty million, four hundred two thousand, fifty-one".