11736403122 has 24 divisors (see below), whose sum is σ = 23739605136. Its totient is φ = 3868162144.

The previous prime is 11736403117. The next prime is 11736403123. The reversal of 11736403122 is 22130463711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11736403122.

It is not an unprimeable number, because it can be changed into a prime (11736403123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75948 + ... + 170999.

It is an arithmetic number, because the mean of its divisors is an integer number (989150214).

Almost surely, 2^11736403122 is an apocalyptic number.

11736403122 is an abundant number, since it is smaller than the sum of its proper divisors (12003202014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11736403122 is an equidigital number, since it uses as much as digits as its factorization.

11736403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247130 (or 247041 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

Adding to 11736403122 its reverse (22130463711), we get a palindrome (33866866833).

The spelling of 11736403122 in words is "eleven billion, seven hundred thirty-six million, four hundred three thousand, one hundred twenty-two".