52109867 has 2 divisors, whose sum is σ = 52109868. Its totient is φ = 52109866.

The previous prime is 52109843. The next prime is 52109917. The reversal of 52109867 is 76890125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52109867 - 2²⁰ = 51061291 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52109867.

It is not a weakly prime, because it can be changed into another prime (52102867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26054933 + 26054934.

It is an arithmetic number, because the mean of its divisors is an integer number (26054934).

Almost surely, 2^52109867 is an apocalyptic number.

52109867 is a deficient number, since it is larger than the sum of its proper divisors (1).

52109867 is an equidigital number, since it uses as much as digits as its factorization.

52109867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 52109867 is about 7218.7164371514. The cubic root of 52109867 is about 373.5138024334.

The spelling of 52109867 in words is "fifty-two million, one hundred nine thousand, eight hundred sixty-seven".