5123399 has 2 divisors, whose sum is σ = 5123400. Its totient is φ = 5123398.

The previous prime is 5123357. The next prime is 5123429. The reversal of 5123399 is 9933215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5123399 - 2⁸ = 5123143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5123099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561699 + 2561700.

It is an arithmetic number, because the mean of its divisors is an integer number (2561700).

Almost surely, 2^5123399 is an apocalyptic number.

5123399 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123399 is an equidigital number, since it uses as much as digits as its factorization.

5123399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7290, while the sum is 32.

The square root of 5123399 is about 2263.4926551681. The cubic root of 5123399 is about 172.3929069923.

The spelling of 5123399 in words is "five million, one hundred twenty-three thousand, three hundred ninety-nine".