11320538277 has 4 divisors (see below), whose sum is σ = 15094051040. Its totient is φ = 7547025516.

The previous prime is 11320538269. The next prime is 11320538293. The reversal of 11320538277 is 77283502311.

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 not a de Polignac number, because 11320538277 - 2³ = 11320538269 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 (11320538267) 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, 1886756377 + ... + 1886756382.

It is an arithmetic number, because the mean of its divisors is an integer number (3773512760).

Almost surely, 2^11320538277 is an apocalyptic number.

It is an amenable number.

11320538277 is a deficient number, since it is larger than the sum of its proper divisors (3773512763).

11320538277 is an equidigital number, since it uses as much as digits as its factorization.

11320538277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773512762.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 11320538277 in words is "eleven billion, three hundred twenty million, five hundred thirty-eight thousand, two hundred seventy-seven".