52121177 has 2 divisors, whose sum is σ = 52121178. Its totient is φ = 52121176.

The previous prime is 52121143. The next prime is 52121191. The reversal of 52121177 is 77112125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39702601 + 12418576 = 6301^2 + 3524^2 .

It is a cyclic number.

It is not a de Polignac number, because 52121177 - 2¹² = 52117081 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52111177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26060588 + 26060589.

It is an arithmetic number, because the mean of its divisors is an integer number (26060589).

Almost surely, 2^52121177 is an apocalyptic number.

It is an amenable number.

52121177 is a deficient number, since it is larger than the sum of its proper divisors (1).

52121177 is an equidigital number, since it uses as much as digits as its factorization.

52121177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 980, while the sum is 26.

The square root of 52121177 is about 7219.4997749152. The cubic root of 52121177 is about 373.5408231351.

The spelling of 52121177 in words is "fifty-two million, one hundred twenty-one thousand, one hundred seventy-seven".