2523209287 has 2 divisors, whose sum is σ = 2523209288. Its totient is φ = 2523209286.

The previous prime is 2523209267. The next prime is 2523209317. The reversal of 2523209287 is 7829023252.

2523209287 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2523209287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2523209267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261604643 + 1261604644.

It is an arithmetic number, because the mean of its divisors is an integer number (1261604644).

Almost surely, 2^2523209287 is an apocalyptic number.

2523209287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2523209287 is an equidigital number, since it uses as much as digits as its factorization.

2523209287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 2523209287 is about 50231.5566850162. The cubic root of 2523209287 is about 1361.3958576148.

The spelling of 2523209287 in words is "two billion, five hundred twenty-three million, two hundred nine thousand, two hundred eighty-seven".