13865051 has 2 divisors, whose sum is σ = 13865052. Its totient is φ = 13865050.

The previous prime is 13865039. The next prime is 13865063. The reversal of 13865051 is 15056831.

13865051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (13865039) and next prime (13865063).

It is an emirp because it is prime and its reverse (15056831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13865051 - 2²² = 9670747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13865351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6932525 + 6932526.

It is an arithmetic number, because the mean of its divisors is an integer number (6932526).

Almost surely, 2^13865051 is an apocalyptic number.

13865051 is a deficient number, since it is larger than the sum of its proper divisors (1).

13865051 is an equidigital number, since it uses as much as digits as its factorization.

13865051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 13865051 is about 3723.5804006359. The cubic root of 13865051 is about 240.2373288925.

The spelling of 13865051 in words is "thirteen million, eight hundred sixty-five thousand, fifty-one".