11380829541 has 4 divisors (see below), whose sum is σ = 15174439392. Its totient is φ = 7587219692.

The previous prime is 11380829539. The next prime is 11380829557. The reversal of 11380829541 is 14592808311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14592808311 = 3 ⋅4864269437.

It is a cyclic number.

It is not a de Polignac number, because 11380829541 - 2¹ = 11380829539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11380829493 and 11380829502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11380829531) 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, 1896804921 + ... + 1896804926.

It is an arithmetic number, because the mean of its divisors is an integer number (3793609848).

Almost surely, 2^11380829541 is an apocalyptic number.

It is an amenable number.

11380829541 is a deficient number, since it is larger than the sum of its proper divisors (3793609851).

11380829541 is an equidigital number, since it uses as much as digits as its factorization.

11380829541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793609850.

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 11380829541 in words is "eleven billion, three hundred eighty million, eight hundred twenty-nine thousand, five hundred forty-one".