450214145 has 16 divisors (see below), whose sum is σ = 577296720. Its totient is φ = 335867904.

The previous prime is 450214123. The next prime is 450214159. The reversal of 450214145 is 541412054.

It can be written as a sum of positive squares in 8 ways, for example, as 24039409 + 426174736 = 4903^2 + 20644^2 .

It is a cyclic number.

It is not a de Polignac number, because 450214145 - 2⁸ = 450213889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15032 + ... + 33561.

It is an arithmetic number, because the mean of its divisors is an integer number (36081045).

Almost surely, 2^450214145 is an apocalyptic number.

It is an amenable number.

450214145 is a deficient number, since it is larger than the sum of its proper divisors (127082575).

450214145 is a wasteful number, since it uses less digits than its factorization.

450214145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48724.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 450214145 is about 21218.2502813027. The cubic root of 450214145 is about 766.4309696599.

Adding to 450214145 its reverse (541412054), we get a palindrome (991626199).

The spelling of 450214145 in words is "four hundred fifty million, two hundred fourteen thousand, one hundred forty-five".