5111720233 has 4 divisors (see below), whose sum is σ = 5380758160. Its totient is φ = 4842682308.

The previous prime is 5111720227. The next prime is 5111720239. The reversal of 5111720233 is 3320271115.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5111720227) and next prime (5111720239).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5111720233 is a prime.

It is a super-2 number, since 2×5111720233² = 52259367480923148578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5111720198 and 5111720207.

It is not an unprimeable number, because it can be changed into a prime (5111720239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134518935 + ... + 134518972.

It is an arithmetic number, because the mean of its divisors is an integer number (1345189540).

Almost surely, 2^5111720233 is an apocalyptic number.

It is an amenable number.

5111720233 is a deficient number, since it is larger than the sum of its proper divisors (269037927).

5111720233 is a wasteful number, since it uses less digits than its factorization.

5111720233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269037926.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 5111720233 is about 71496.2952396836. The cubic root of 5111720233 is about 1722.6181769452.

Adding to 5111720233 its reverse (3320271115), we get a palindrome (8431991348).

The spelling of 5111720233 in words is "five billion, one hundred eleven million, seven hundred twenty thousand, two hundred thirty-three".