11731458347641 has 4 divisors (see below), whose sum is σ = 11731501467792. Its totient is φ = 11731415227492.

The previous prime is 11731458347633. The next prime is 11731458347759. The reversal of 11731458347641 is 14674385413711.

It is a happy number.

11731458347641 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 11731458347641 - 2³ = 11731458347633 is a prime.

It is a super-2 number, since 2×11731458347641² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11731458347341) 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, 21149371 + ... + 21696976.

It is an arithmetic number, because the mean of its divisors is an integer number (2932875366948).

Almost surely, 2^{11731458347641} is an apocalyptic number.

It is an amenable number.

11731458347641 is a deficient number, since it is larger than the sum of its proper divisors (43120151).

11731458347641 is an equidigital number, since it uses as much as digits as its factorization.

11731458347641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43120150.

The product of its digits is 6773760, while the sum is 55.

The spelling of 11731458347641 in words is "eleven trillion, seven hundred thirty-one billion, four hundred fifty-eight million, three hundred forty-seven thousand, six hundred forty-one".