11775224031 has 8 divisors (see below), whose sum is σ = 15701723520. Its totient is φ = 7849436952.

The previous prime is 11775224009. The next prime is 11775224033. The reversal of 11775224031 is 13042257711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11775224031 - 2¹³ = 11775215839 is a prime.

It is a super-2 number, since 2×11775224031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11775223983 and 11775224001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11775224033) 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 7 ways as a sum of consecutive naturals, for example, 138261 + ... + 206558.

It is an arithmetic number, because the mean of its divisors is an integer number (1962715440).

Almost surely, 2^11775224031 is an apocalyptic number.

11775224031 is a deficient number, since it is larger than the sum of its proper divisors (3926499489).

11775224031 is a wasteful number, since it uses less digits than its factorization.

11775224031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356205.

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 11775224031 in words is "eleven billion, seven hundred seventy-five million, two hundred twenty-four thousand, thirty-one".