13770677 has 2 divisors, whose sum is σ = 13770678. Its totient is φ = 13770676.

The previous prime is 13770667. The next prime is 13770683. The reversal of 13770677 is 77607731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7349521 + 6421156 = 2711^2 + 2534^2 .

It is a cyclic number.

It is not a de Polignac number, because 13770677 - 2¹⁸ = 13508533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13770677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13770607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6885338 + 6885339.

It is an arithmetic number, because the mean of its divisors is an integer number (6885339).

Almost surely, 2^13770677 is an apocalyptic number.

It is an amenable number.

13770677 is a deficient number, since it is larger than the sum of its proper divisors (1).

13770677 is an equidigital number, since it uses as much as digits as its factorization.

13770677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43218, while the sum is 38.

The square root of 13770677 is about 3710.8862822781. The cubic root of 13770677 is about 239.6910202093.

The spelling of 13770677 in words is "thirteen million, seven hundred seventy thousand, six hundred seventy-seven".