11341785977 has 4 divisors (see below), whose sum is σ = 12008949876. Its totient is φ = 10674622080.

The previous prime is 11341785971. The next prime is 11341785997. The reversal of 11341785977 is 77958714311.

11341785977 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 an emirpimes, since its reverse is a distinct semiprime: 77958714311 = 8423 ⋅9255457.

It can be written as a sum of positive squares in 2 ways, for example, as 3316492921 + 8025293056 = 57589^2 + 89584^2 .

It is a cyclic number.

It is not a de Polignac number, because 11341785977 - 2⁶ = 11341785913 is a prime.

It is a super-2 number, since 2×11341785977² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11341785971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333581924 + ... + 333581957.

It is an arithmetic number, because the mean of its divisors is an integer number (3002237469).

Almost surely, 2^11341785977 is an apocalyptic number.

11341785977 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11341785977 is a deficient number, since it is larger than the sum of its proper divisors (667163899).

11341785977 is an equidigital number, since it uses as much as digits as its factorization.

11341785977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667163898.

The product of its digits is 1481760, while the sum is 53.

The spelling of 11341785977 in words is "eleven billion, three hundred forty-one million, seven hundred eighty-five thousand, nine hundred seventy-seven".