453100145 has 4 divisors (see below), whose sum is σ = 543720180. Its totient is φ = 362480112.

The previous prime is 453100111. The next prime is 453100171. The reversal of 453100145 is 541001354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 235714609 + 217385536 = 15353^2 + 14744^2 .

It is a cyclic number.

It is not a de Polignac number, because 453100145 - 2¹⁰ = 453099121 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 453100145.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45310010 + ... + 45310019.

It is an arithmetic number, because the mean of its divisors is an integer number (135930045).

Almost surely, 2^453100145 is an apocalyptic number.

It is an amenable number.

453100145 is a deficient number, since it is larger than the sum of its proper divisors (90620035).

453100145 is an equidigital number, since it uses as much as digits as its factorization.

453100145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90620034.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 453100145 is about 21286.1491350596. The cubic root of 453100145 is about 768.0651624985.

Adding to 453100145 its reverse (541001354), we get a palindrome (994101499).

The spelling of 453100145 in words is "four hundred fifty-three million, one hundred thousand, one hundred forty-five".