1000455425 has 6 divisors (see below), whose sum is σ = 1240564758. Its totient is φ = 800364320.

The previous prime is 1000455409. The next prime is 1000455433. The reversal of 1000455425 is 5245540001.

1000455425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 15499969 + 984955456 = 3937^2 + 31384^2 .

It is not a de Polignac number, because 1000455425 - 2⁴ = 1000455409 is a prime.

It is a super-2 number, since 2×1000455425² = 2001822114823861250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000455394 and 1000455403.

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, 20009084 + ... + 20009133.

It is an arithmetic number, because the mean of its divisors is an integer number (206760793).

Almost surely, 2^1000455425 is an apocalyptic number.

It is an amenable number.

1000455425 is a deficient number, since it is larger than the sum of its proper divisors (240109333).

1000455425 is an equidigital number, since it uses as much as digits as its factorization.

1000455425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40018227 (or 40018222 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 1000455425 is about 31629.9766835197. The cubic root of 1000455425 is about 1000.1517852934.

Adding to 1000455425 its reverse (5245540001), we get a palindrome (6245995426).

The spelling of 1000455425 in words is "one billion, four hundred fifty-five thousand, four hundred twenty-five".