13261099 has 2 divisors, whose sum is σ = 13261100. Its totient is φ = 13261098.

The previous prime is 13261063. The next prime is 13261103. The reversal of 13261099 is 99016231.

13261099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13261099 - 2¹⁷ = 13130027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13261099.

It is not a weakly prime, because it can be changed into another prime (13261009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6630549 + 6630550.

It is an arithmetic number, because the mean of its divisors is an integer number (6630550).

Almost surely, 2^13261099 is an apocalyptic number.

13261099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13261099 is an equidigital number, since it uses as much as digits as its factorization.

13261099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 13261099 is about 3641.5791904063. The cubic root of 13261099 is about 236.6972283044.

The spelling of 13261099 in words is "thirteen million, two hundred sixty-one thousand, ninety-nine".