11829790919231 has 4 divisors (see below), whose sum is σ = 11830006645464. Its totient is φ = 11829575193000.

The previous prime is 11829790919209. The next prime is 11829790919267. The reversal of 11829790919231 is 13291909792811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11829790919231 - 2¹⁰ = 11829790918207 is a prime.

It is a super-2 number, since 2×11829790919231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11829790919431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107780840 + ... + 107890541.

It is an arithmetic number, because the mean of its divisors is an integer number (2957501661366).

Almost surely, 2^{11829790919231} is an apocalyptic number.

11829790919231 is a deficient number, since it is larger than the sum of its proper divisors (215726233).

11829790919231 is an equidigital number, since it uses as much as digits as its factorization.

11829790919231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215726232.

The product of its (nonzero) digits is 4408992, while the sum is 62.

The spelling of 11829790919231 in words is "eleven trillion, eight hundred twenty-nine billion, seven hundred ninety million, nine hundred nineteen thousand, two hundred thirty-one".