11277797 has 4 divisors (see below), whose sum is σ = 11768160. Its totient is φ = 10787436.

The previous prime is 11277743. The next prime is 11277809. The reversal of 11277797 is 79777211.

11277797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11277797 - 2⁶ = 11277733 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11270797) 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, 245147 + ... + 245192.

It is an arithmetic number, because the mean of its divisors is an integer number (2942040).

Almost surely, 2^11277797 is an apocalyptic number.

It is an amenable number.

11277797 is a deficient number, since it is larger than the sum of its proper divisors (490363).

11277797 is an equidigital number, since it uses as much as digits as its factorization.

11277797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490362.

The product of its digits is 43218, while the sum is 41.

The square root of 11277797 is about 3358.2431418824. The cubic root of 11277797 is about 224.2546331071.

The spelling of 11277797 in words is "eleven million, two hundred seventy-seven thousand, seven hundred ninety-seven".