1000453333225 has 6 divisors (see below), whose sum is σ = 1240562133230. Its totient is φ = 800362666560.

The previous prime is 1000453333183. The next prime is 1000453333259. The reversal of 1000453333225 is 5223333540001.

It can be written as a sum of positive squares in 3 ways, for example, as 277926132969 + 722527200256 = 527187^2 + 850016^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1000453333225 is a prime.

It is a super-2 number, since 2×1000453333225² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20009066640 + ... + 20009066689.

Almost surely, 2^{1000453333225} is an apocalyptic number.

It is an amenable number.

1000453333225 is a deficient number, since it is larger than the sum of its proper divisors (240108800005).

1000453333225 is an equidigital number, since it uses as much as digits as its factorization.

1000453333225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40018133339 (or 40018133334 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 1000453333225 its reverse (5223333540001), we get a palindrome (6223786873226).

The spelling of 1000453333225 in words is "one trillion, four hundred fifty-three million, three hundred thirty-three thousand, two hundred twenty-five".