14099581 has 2 divisors, whose sum is σ = 14099582. Its totient is φ = 14099580.

The previous prime is 14099573. The next prime is 14099599. The reversal of 14099581 is 18599041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13623481 + 476100 = 3691^2 + 690^2 .

It is a cyclic number.

It is not a de Polignac number, because 14099581 - 2³ = 14099573 is a prime.

It is a super-2 number, since 2×14099581² = 397596368751122, which contains 22 as substring.

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 14099581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14099551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7049790 + 7049791.

It is an arithmetic number, because the mean of its divisors is an integer number (7049791).

Almost surely, 2^14099581 is an apocalyptic number.

It is an amenable number.

14099581 is a deficient number, since it is larger than the sum of its proper divisors (1).

14099581 is an equidigital number, since it uses as much as digits as its factorization.

14099581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 14099581 is about 3754.9408783628. The cubic root of 14099581 is about 241.5843158704.

The spelling of 14099581 in words is "fourteen million, ninety-nine thousand, five hundred eighty-one".