11140320241 has 4 divisors (see below), whose sum is σ = 11140640500. Its totient is φ = 11139999984.

The previous prime is 11140320229. The next prime is 11140320251. The reversal of 11140320241 is 14202304111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14202304111 = 6971 ⋅2037341.

It can be written as a sum of positive squares in 2 ways, for example, as 9250592400 + 1889727841 = 96180^2 + 43471^2 .

It is a cyclic number.

It is not a de Polignac number, because 11140320241 - 2¹³ = 11140312049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140320211) 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, 100566 + ... + 179983.

It is an arithmetic number, because the mean of its divisors is an integer number (2785160125).

Almost surely, 2^11140320241 is an apocalyptic number.

It is an amenable number.

11140320241 is a deficient number, since it is larger than the sum of its proper divisors (320259).

11140320241 is an equidigital number, since it uses as much as digits as its factorization.

11140320241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320258.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11140320241 its reverse (14202304111), we get a palindrome (25342624352).

The spelling of 11140320241 in words is "eleven billion, one hundred forty million, three hundred twenty thousand, two hundred forty-one".