11450134242 has 96 divisors (see below), whose sum is σ = 26474640192. Its totient is φ = 3707472384.

The previous prime is 11450134211. The next prime is 11450134243. The reversal of 11450134242 is 24243105411.

11450134242 is a `hidden beast` number, since 114 + 501 + 3 + 4 + 2 + 42 = 666.

It is a super-2 number, since 2×11450134242² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11450134243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2374618 + ... + 2379434.

It is an arithmetic number, because the mean of its divisors is an integer number (275777502).

Almost surely, 2^11450134242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11450134242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13237320096).

11450134242 is an abundant number, since it is smaller than the sum of its proper divisors (15024505950).

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

11450134242 is an equidigital number, since it uses as much as digits as its factorization.

11450134242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4974 (or 4962 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 11450134242 its reverse (24243105411), we get a palindrome (35693239653).

The spelling of 11450134242 in words is "eleven billion, four hundred fifty million, one hundred thirty-four thousand, two hundred forty-two".