13377893 has 2 divisors, whose sum is σ = 13377894. Its totient is φ = 13377892.

The previous prime is 13377887. The next prime is 13377937. The reversal of 13377893 is 39877331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13300609 + 77284 = 3647^2 + 278^2 .

It is a cyclic number.

It is not a de Polignac number, because 13377893 - 2⁶ = 13377829 is a prime.

It is a super-2 number, since 2×13377893² = 357936042238898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13377893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13377853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6688946 + 6688947.

It is an arithmetic number, because the mean of its divisors is an integer number (6688947).

Almost surely, 2^13377893 is an apocalyptic number.

It is an amenable number.

13377893 is a deficient number, since it is larger than the sum of its proper divisors (1).

13377893 is an equidigital number, since it uses as much as digits as its factorization.

13377893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 13377893 is about 3657.5802110138. The cubic root of 13377893 is about 237.3900832096.

The spelling of 13377893 in words is "thirteen million, three hundred seventy-seven thousand, eight hundred ninety-three".