52117061 has 2 divisors, whose sum is σ = 52117062. Its totient is φ = 52117060.

The previous prime is 52117049. The next prime is 52117067. The reversal of 52117061 is 16071125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51394561 + 722500 = 7169^2 + 850^2 .

It is a cyclic number.

It is not a de Polignac number, because 52117061 - 2¹⁰ = 52116037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52117067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26058530 + 26058531.

It is an arithmetic number, because the mean of its divisors is an integer number (26058531).

Almost surely, 2^52117061 is an apocalyptic number.

It is an amenable number.

52117061 is a deficient number, since it is larger than the sum of its proper divisors (1).

52117061 is an equidigital number, since it uses as much as digits as its factorization.

52117061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 52117061 is about 7219.2147079859. The cubic root of 52117061 is about 373.5309900590.

Adding to 52117061 its reverse (16071125), we get a palindrome (68188186).

The spelling of 52117061 in words is "fifty-two million, one hundred seventeen thousand, sixty-one".