11829181201 has 4 divisors (see below), whose sum is σ = 11830058532. Its totient is φ = 11828303872.

The previous prime is 11829181153. The next prime is 11829181211. The reversal of 11829181201 is 10218192811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10218192811 = 86011 ⋅118801.

It can be written as a sum of positive squares in 2 ways, for example, as 1833980625 + 9995200576 = 42825^2 + 99976^2 .

It is a cyclic number.

It is not a de Polignac number, because 11829181201 - 2⁹ = 11829180689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11829181211) 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, 418120 + ... + 445513.

It is an arithmetic number, because the mean of its divisors is an integer number (2957514633).

Almost surely, 2^11829181201 is an apocalyptic number.

It is an amenable number.

11829181201 is a deficient number, since it is larger than the sum of its proper divisors (877331).

11829181201 is an equidigital number, since it uses as much as digits as its factorization.

11829181201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877330.

The product of its (nonzero) digits is 2304, while the sum is 34.

The spelling of 11829181201 in words is "eleven billion, eight hundred twenty-nine million, one hundred eighty-one thousand, two hundred one".