2541430001609 has 2 divisors, whose sum is σ = 2541430001610. Its totient is φ = 2541430001608.

The previous prime is 2541430001581. The next prime is 2541430001651. The reversal of 2541430001609 is 9061000341452.

2541430001609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2420600765584 + 120829236025 = 1555828^2 + 347605^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541430001609 - 2²⁰ = 2541428953033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2541430001689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270715000804 + 1270715000805.

It is an arithmetic number, because the mean of its divisors is an integer number (1270715000805).

Almost surely, 2^{2541430001609} is an apocalyptic number.

It is an amenable number.

2541430001609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541430001609 is an equidigital number, since it uses as much as digits as its factorization.

2541430001609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 2541430001609 in words is "two trillion, five hundred forty-one billion, four hundred thirty million, one thousand, six hundred nine".