11277617 has 4 divisors (see below), whose sum is σ = 12145140. Its totient is φ = 10410096.

The previous prime is 11277601. The next prime is 11277631. The reversal of 11277617 is 71677211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71677211 = 1429 ⋅50159.

It can be written as a sum of positive squares in 2 ways, for example, as 512656 + 10764961 = 716^2 + 3281^2 .

It is a cyclic number.

It is not a de Polignac number, because 11277617 - 2⁴ = 11277601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11277017) 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, 433742 + ... + 433767.

It is an arithmetic number, because the mean of its divisors is an integer number (3036285).

Almost surely, 2^11277617 is an apocalyptic number.

It is an amenable number.

11277617 is a deficient number, since it is larger than the sum of its proper divisors (867523).

11277617 is an equidigital number, since it uses as much as digits as its factorization.

11277617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867522.

The product of its digits is 4116, while the sum is 32.

The square root of 11277617 is about 3358.2163420483. The cubic root of 11277617 is about 224.2534400239.

The spelling of 11277617 in words is "eleven million, two hundred seventy-seven thousand, six hundred seventeen".