52605121 has 2 divisors, whose sum is σ = 52605122. Its totient is φ = 52605120.

The previous prime is 52605103. The next prime is 52605127. The reversal of 52605121 is 12150625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52200625 + 404496 = 7225^2 + 636^2 .

It is a cyclic number.

It is not a de Polignac number, because 52605121 - 2¹⁵ = 52572353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52605092 and 52605101.

It is not a weakly prime, because it can be changed into another prime (52605127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26302560 + 26302561.

It is an arithmetic number, because the mean of its divisors is an integer number (26302561).

Almost surely, 2^52605121 is an apocalyptic number.

It is an amenable number.

52605121 is a deficient number, since it is larger than the sum of its proper divisors (1).

52605121 is an equidigital number, since it uses as much as digits as its factorization.

52605121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 52605121 is about 7252.9387836931. The cubic root of 52605121 is about 374.6933694904.

Adding to 52605121 its reverse (12150625), we get a palindrome (64755746).

The spelling of 52605121 in words is "fifty-two million, six hundred five thousand, one hundred twenty-one".