5431025123 has 2 divisors, whose sum is σ = 5431025124. Its totient is φ = 5431025122.

The previous prime is 5431025101. The next prime is 5431025183. The reversal of 5431025123 is 3215201345.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5431025123 - 2²⁸ = 5162589667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5431025092 and 5431025101.

It is not a weakly prime, because it can be changed into another prime (5431025183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2715512561 + 2715512562.

It is an arithmetic number, because the mean of its divisors is an integer number (2715512562).

Almost surely, 2^5431025123 is an apocalyptic number.

5431025123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5431025123 is an equidigital number, since it uses as much as digits as its factorization.

5431025123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5431025123 is about 73695.4891631774. The cubic root of 5431025123 is about 1757.7641549847.

Adding to 5431025123 its reverse (3215201345), we get a palindrome (8646226468).

The spelling of 5431025123 in words is "five billion, four hundred thirty-one million, twenty-five thousand, one hundred twenty-three".