52685011 has 4 divisors (see below), whose sum is σ = 52775352. Its totient is φ = 52594672.

The previous prime is 52684999. The next prime is 52685033. The reversal of 52685011 is 11058625.

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

It is a cyclic number.

It is not a de Polignac number, because 52685011 - 2⁷ = 52684883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52685411) 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, 44290 + ... + 45463.

It is an arithmetic number, because the mean of its divisors is an integer number (13193838).

Almost surely, 2^52685011 is an apocalyptic number.

52685011 is a deficient number, since it is larger than the sum of its proper divisors (90341).

52685011 is an equidigital number, since it uses as much as digits as its factorization.

52685011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90340.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 52685011 is about 7258.4441170267. Note that the first 3 decimals coincide. The cubic root of 52685011 is about 374.8829525072.

The spelling of 52685011 in words is "fifty-two million, six hundred eighty-five thousand, eleven".