13780759 has 2 divisors, whose sum is σ = 13780760. Its totient is φ = 13780758.

The previous prime is 13780751. The next prime is 13780763. The reversal of 13780759 is 95708731.

13780759 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 13780759 - 2³ = 13780751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13780751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6890379 + 6890380.

It is an arithmetic number, because the mean of its divisors is an integer number (6890380).

Almost surely, 2^13780759 is an apocalyptic number.

13780759 is a deficient number, since it is larger than the sum of its proper divisors (1).

13780759 is an equidigital number, since it uses as much as digits as its factorization.

13780759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 13780759 is about 3712.2444693204. The cubic root of 13780759 is about 239.7495013659.

The spelling of 13780759 in words is "thirteen million, seven hundred eighty thousand, seven hundred fifty-nine".