11713641 has 4 divisors (see below), whose sum is σ = 15618192. Its totient is φ = 7809092.

The previous prime is 11713621. The next prime is 11713649. The reversal of 11713641 is 14631711.

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 11713641 - 2¹¹ = 11711593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11713649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952271 + ... + 1952276.

It is an arithmetic number, because the mean of its divisors is an integer number (3904548).

Almost surely, 2^11713641 is an apocalyptic number.

It is an amenable number.

11713641 is a deficient number, since it is larger than the sum of its proper divisors (3904551).

11713641 is an equidigital number, since it uses as much as digits as its factorization.

11713641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904550.

The product of its digits is 504, while the sum is 24.

The square root of 11713641 is about 3422.5196858455. The cubic root of 11713641 is about 227.1070607047.

The spelling of 11713641 in words is "eleven million, seven hundred thirteen thousand, six hundred forty-one".