11844125909431 has 4 divisors (see below), whose sum is σ = 11844624822264. Its totient is φ = 11843626996600.

The previous prime is 11844125909393. The next prime is 11844125909437. The reversal of 11844125909431 is 13490952144811.

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 11844125909431 - 2⁷ = 11844125909303 is a prime.

It is a super-2 number, since 2×11844125909431² (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 (11844125909437) 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, 249420805 + ... + 249468286.

It is an arithmetic number, because the mean of its divisors is an integer number (2961156205566).

Almost surely, 2^{11844125909431} is an apocalyptic number.

11844125909431 is a deficient number, since it is larger than the sum of its proper divisors (498912833).

11844125909431 is an equidigital number, since it uses as much as digits as its factorization.

11844125909431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498912832.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 11844125909431 in words is "eleven trillion, eight hundred forty-four billion, one hundred twenty-five million, nine hundred nine thousand, four hundred thirty-one".