52011517 has 4 divisors (see below), whose sum is σ = 55071036. Its totient is φ = 48952000.

The previous prime is 52011503. The next prime is 52011539. The reversal of 52011517 is 71511025.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39803481 + 12208036 = 6309^2 + 3494^2 .

It is a cyclic number.

It is not a de Polignac number, because 52011517 - 2⁷ = 52011389 is a prime.

It is a Duffinian number.

It is a zygodrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52011577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1529734 + ... + 1529767.

It is an arithmetic number, because the mean of its divisors is an integer number (13767759).

Almost surely, 2^52011517 is an apocalyptic number.

It is an amenable number.

52011517 is a deficient number, since it is larger than the sum of its proper divisors (3059519).

52011517 is a wasteful number, since it uses less digits than its factorization.

52011517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3059518.

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 52011517 is about 7211.9010669864. The cubic root of 52011517 is about 373.2786696290.

The spelling of 52011517 in words is "fifty-two million, eleven thousand, five hundred seventeen".