2025374909 has 2 divisors, whose sum is σ = 2025374910. Its totient is φ = 2025374908.

The previous prime is 2025374899. The next prime is 2025374933. The reversal of 2025374909 is 9094735202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1543704100 + 481670809 = 39290^2 + 21947^2 .

It is a cyclic number.

It is not a de Polignac number, because 2025374909 - 2²⁴ = 2008597693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2025374969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012687454 + 1012687455.

It is an arithmetic number, because the mean of its divisors is an integer number (1012687455).

Almost surely, 2^2025374909 is an apocalyptic number.

It is an amenable number.

2025374909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2025374909 is an equidigital number, since it uses as much as digits as its factorization.

2025374909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2025374909 is about 45004.1654627658. The cubic root of 2025374909 is about 1265.2270698007.

The spelling of 2025374909 in words is "two billion, twenty-five million, three hundred seventy-four thousand, nine hundred nine".