52519517 has 2 divisors, whose sum is σ = 52519518. Its totient is φ = 52519516.

The previous prime is 52519501. The next prime is 52519543. The reversal of 52519517 is 71591525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27258841 + 25260676 = 5221^2 + 5026^2 .

It is a cyclic number.

It is not a de Polignac number, because 52519517 - 2⁴ = 52519501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52519567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26259758 + 26259759.

It is an arithmetic number, because the mean of its divisors is an integer number (26259759).

Almost surely, 2^52519517 is an apocalyptic number.

It is an amenable number.

52519517 is a deficient number, since it is larger than the sum of its proper divisors (1).

52519517 is an equidigital number, since it uses as much as digits as its factorization.

52519517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15750, while the sum is 35.

The square root of 52519517 is about 7247.0350489010. The cubic root of 52519517 is about 374.4900137147.

The spelling of 52519517 in words is "fifty-two million, five hundred nineteen thousand, five hundred seventeen".