5123311 has 2 divisors, whose sum is σ = 5123312. Its totient is φ = 5123310.

The previous prime is 5123303. The next prime is 5123317. The reversal of 5123311 is 1133215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5123311 - 2³ = 5123303 is a prime.

5123311 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5123317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561655 + 2561656.

It is an arithmetic number, because the mean of its divisors is an integer number (2561656).

Almost surely, 2^5123311 is an apocalyptic number.

5123311 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123311 is an equidigital number, since it uses as much as digits as its factorization.

5123311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90, while the sum is 16.

The square root of 5123311 is about 2263.4732160995. The cubic root of 5123311 is about 172.3919199742.

Adding to 5123311 its reverse (1133215), we get a palindrome (6256526).

The spelling of 5123311 in words is "five million, one hundred twenty-three thousand, three hundred eleven".