52396121 has 2 divisors, whose sum is σ = 52396122. Its totient is φ = 52396120.

The previous prime is 52396111. The next prime is 52396147. The reversal of 52396121 is 12169325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30680521 + 21715600 = 5539^2 + 4660^2 .

It is a cyclic number.

It is not a de Polignac number, because 52396121 - 2¹⁰ = 52395097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52396111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26198060 + 26198061.

It is an arithmetic number, because the mean of its divisors is an integer number (26198061).

Almost surely, 2^52396121 is an apocalyptic number.

It is an amenable number.

52396121 is a deficient number, since it is larger than the sum of its proper divisors (1).

52396121 is an equidigital number, since it uses as much as digits as its factorization.

52396121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 52396121 is about 7238.5164916577. The cubic root of 52396121 is about 374.1964923048.

The spelling of 52396121 in words is "fifty-two million, three hundred ninety-six thousand, one hundred twenty-one".