2025000001 has 8 divisors (see below), whose sum is σ = 2051821800. Its totient is φ = 1998268800.

The previous prime is 2024999987. The next prime is 2025000013. The reversal of 2025000001 is 1000005202.

It is a Cunningham number, because it is equal to 45000²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 90000 + 2024910001 = 300^2 + 44999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2025000001 - 2¹⁵ = 2024967233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2025000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22951 + ... + 67651.

It is an arithmetic number, because the mean of its divisors is an integer number (256477725).

Almost surely, 2^2025000001 is an apocalyptic number.

It is an amenable number.

2025000001 is a deficient number, since it is larger than the sum of its proper divisors (26821799).

2025000001 is an equidigital number, since it uses as much as digits as its factorization.

2025000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45299.

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 2025000001 is about 45000.0000111111. Note that the first 4 decimals coincide. The cubic root of 2025000001 is about 1265.1489981609.

Adding to 2025000001 its reverse (1000005202), we get a palindrome (3025005203).

The spelling of 2025000001 in words is "two billion, twenty-five million, one", and thus it is an aban number and an uban number.