13277601 has 20 divisors (see below), whose sum is σ = 20699712. Its totient is φ = 8465688.

The previous prime is 13277587. The next prime is 13277623. The reversal of 13277601 is 10677231.

It is not a de Polignac number, because 13277601 - 2⁵ = 13277569 is a prime.

It is a super-3 number, since 3×13277601³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13277101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1701 + ... + 5426.

Almost surely, 2^13277601 is an apocalyptic number.

It is an amenable number.

13277601 is a deficient number, since it is larger than the sum of its proper divisors (7422111).

13277601 is an equidigital number, since it uses as much as digits as its factorization.

13277601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7162 (or 7153 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 13277601 is about 3643.8442612164. The cubic root of 13277601 is about 236.7953689535.

The spelling of 13277601 in words is "thirteen million, two hundred seventy-seven thousand, six hundred one".