11733441381 has 12 divisors (see below), whose sum is σ = 17576019552. Its totient is φ = 7822294092.

The previous prime is 11733441371. The next prime is 11733441407. The reversal of 11733441381 is 18314433711.

It is a happy number.

It is not a de Polignac number, because 11733441381 - 2¹³ = 11733433189 is a prime.

It is a super-2 number, since 2×11733441381² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11733441371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24142641 + ... + 24143126.

It is an arithmetic number, because the mean of its divisors is an integer number (1464668296).

Almost surely, 2^11733441381 is an apocalyptic number.

It is an amenable number.

11733441381 is a deficient number, since it is larger than the sum of its proper divisors (5842578171).

11733441381 is an frugal number, since it uses more digits than its factorization.

11733441381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48285782 (or 48285770 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The spelling of 11733441381 in words is "eleven billion, seven hundred thirty-three million, four hundred forty-one thousand, three hundred eighty-one".