2545233871 has 2 divisors, whose sum is σ = 2545233872. Its totient is φ = 2545233870.

The previous prime is 2545233869. The next prime is 2545233877. The reversal of 2545233871 is 1783325452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2545233871 - 2¹ = 2545233869 is a prime.

Together with 2545233869, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545233877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272616935 + 1272616936.

It is an arithmetic number, because the mean of its divisors is an integer number (1272616936).

Almost surely, 2^2545233871 is an apocalyptic number.

2545233871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545233871 is an equidigital number, since it uses as much as digits as its factorization.

2545233871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The square root of 2545233871 is about 50450.3109108358. The cubic root of 2545233871 is about 1365.3455043675.

The spelling of 2545233871 in words is "two billion, five hundred forty-five million, two hundred thirty-three thousand, eight hundred seventy-one".