52116149 has 2 divisors, whose sum is σ = 52116150. Its totient is φ = 52116148.

The previous prime is 52116133. The next prime is 52116157. The reversal of 52116149 is 94161125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30195025 + 21921124 = 5495^2 + 4682^2 .

It is a cyclic number.

It is not a de Polignac number, because 52116149 - 2⁴ = 52116133 is a prime.

It is a super-4 number, since 4×52116149⁴ (a number of 32 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52116109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26058074 + 26058075.

It is an arithmetic number, because the mean of its divisors is an integer number (26058075).

Almost surely, 2^52116149 is an apocalyptic number.

It is an amenable number.

52116149 is a deficient number, since it is larger than the sum of its proper divisors (1).

52116149 is an equidigital number, since it uses as much as digits as its factorization.

52116149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 29.

The square root of 52116149 is about 7219.1515429446. The cubic root of 52116149 is about 373.5288112315.

The spelling of 52116149 in words is "fifty-two million, one hundred sixteen thousand, one hundred forty-nine".