5111123 has 2 divisors, whose sum is σ = 5111124. Its totient is φ = 5111122.

The previous prime is 5111089. The next prime is 5111131. The reversal of 5111123 is 3211115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5111123 - 2¹⁸ = 4848979 is a prime.

It is a super-2 number, since 2×5111123² = 52247156642258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5111098 and 5111107.

It is not a weakly prime, because it can be changed into another prime (5111153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555561 + 2555562.

It is an arithmetic number, because the mean of its divisors is an integer number (2555562).

Almost surely, 2^5111123 is an apocalyptic number.

5111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111123 is an equidigital number, since it uses as much as digits as its factorization.

5111123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30, while the sum is 14.

The square root of 5111123 is about 2260.7792904218. The cubic root of 5111123 is about 172.2551086387.

Adding to 5111123 its reverse (3211115), we get a palindrome (8322238).

It can be divided in two parts, 511112 and 3, that added together give a palindrome (511115).

The spelling of 5111123 in words is "five million, one hundred eleven thousand, one hundred twenty-three".