13377677 has 4 divisors (see below), whose sum is σ = 13630140. Its totient is φ = 13125216.

The previous prime is 13377649. The next prime is 13377701. The reversal of 13377677 is 77677331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4932841 + 8444836 = 2221^2 + 2906^2 .

It is a cyclic number.

It is not a de Polignac number, because 13377677 - 2¹⁰ = 13376653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13377977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126152 + ... + 126257.

It is an arithmetic number, because the mean of its divisors is an integer number (3407535).

Almost surely, 2^13377677 is an apocalyptic number.

It is an amenable number.

13377677 is a deficient number, since it is larger than the sum of its proper divisors (252463).

13377677 is an equidigital number, since it uses as much as digits as its factorization.

13377677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252462.

The product of its digits is 129654, while the sum is 41.

The square root of 13377677 is about 3657.5506831758. The cubic root of 13377677 is about 237.3888055661.

The spelling of 13377677 in words is "thirteen million, three hundred seventy-seven thousand, six hundred seventy-seven".