2125240423 has 2 divisors, whose sum is σ = 2125240424. Its totient is φ = 2125240422.

The previous prime is 2125240399. The next prime is 2125240451. The reversal of 2125240423 is 3240425212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125240423 - 2⁹ = 2125239911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125240493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062620211 + 1062620212.

It is an arithmetic number, because the mean of its divisors is an integer number (1062620212).

Almost surely, 2^2125240423 is an apocalyptic number.

2125240423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125240423 is an equidigital number, since it uses as much as digits as its factorization.

2125240423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2125240423 is about 46100.3299662812. The cubic root of 2125240423 is about 1285.6892794014.

Adding to 2125240423 its reverse (3240425212), we get a palindrome (5365665635).

The spelling of 2125240423 in words is "two billion, one hundred twenty-five million, two hundred forty thousand, four hundred twenty-three".