52116109 has 2 divisors, whose sum is σ = 52116110. Its totient is φ = 52116108.

The previous prime is 52116083. The next prime is 52116121. The reversal of 52116109 is 90161125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36036009 + 16080100 = 6003^2 + 4010^2 .

It is a cyclic number.

It is not a de Polignac number, because 52116109 - 2⁷ = 52115981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52116149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26058054 + 26058055.

It is an arithmetic number, because the mean of its divisors is an integer number (26058055).

Almost surely, 2^52116109 is an apocalyptic number.

It is an amenable number.

52116109 is a deficient number, since it is larger than the sum of its proper divisors (1).

52116109 is an equidigital number, since it uses as much as digits as its factorization.

52116109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 52116109 is about 7219.1487725354. The cubic root of 52116109 is about 373.5287156683.

It can be divided in two parts, 52116 and 109, that added together give a palindrome (52225).

The spelling of 52116109 in words is "fifty-two million, one hundred sixteen thousand, one hundred nine".