13418879 has 2 divisors, whose sum is σ = 13418880. Its totient is φ = 13418878.

The previous prime is 13418833. The next prime is 13418887. The reversal of 13418879 is 97881431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13418879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13418809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6709439 + 6709440.

It is an arithmetic number, because the mean of its divisors is an integer number (6709440).

Almost surely, 2^13418879 is an apocalyptic number.

13418879 is a deficient number, since it is larger than the sum of its proper divisors (1).

13418879 is an equidigital number, since it uses as much as digits as its factorization.

13418879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 41.

The square root of 13418879 is about 3663.1788108145. The cubic root of 13418879 is about 237.6322675986.

The spelling of 13418879 in words is "thirteen million, four hundred eighteen thousand, eight hundred seventy-nine".