2545341287 has 2 divisors, whose sum is σ = 2545341288. Its totient is φ = 2545341286.

The previous prime is 2545341257. The next prime is 2545341311. The reversal of 2545341287 is 7821435452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2545341287 - 2¹² = 2545337191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545341257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272670643 + 1272670644.

It is an arithmetic number, because the mean of its divisors is an integer number (1272670644).

Almost surely, 2^2545341287 is an apocalyptic number.

2545341287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545341287 is an equidigital number, since it uses as much as digits as its factorization.

2545341287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 41.

The square root of 2545341287 is about 50451.3754718343. The cubic root of 2545341287 is about 1365.3647112324.

The spelling of 2545341287 in words is "two billion, five hundred forty-five million, three hundred forty-one thousand, two hundred eighty-seven".