1241326128 has 80 divisors (see below), whose sum is σ = 3880465920. Its totient is φ = 333800448.

The previous prime is 1241326109. The next prime is 1241326129. The reversal of 1241326128 is 8216231421.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1241326095 and 1241326104.

It is not an unprimeable number, because it can be changed into a prime (1241326129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102948 + ... + 114371.

It is an arithmetic number, because the mean of its divisors is an integer number (48505824).

Almost surely, 2^1241326128 is an apocalyptic number.

It is an amenable number.

1241326128 is an abundant number, since it is smaller than the sum of its proper divisors (2639139792).

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

1241326128 is a wasteful number, since it uses less digits than its factorization.

1241326128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217354 (or 217348 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 1241326128 is about 35232.4584438838. The cubic root of 1241326128 is about 1074.7199206890.

Adding to 1241326128 its reverse (8216231421), we get a palindrome (9457557549).

The spelling of 1241326128 in words is "one billion, two hundred forty-one million, three hundred twenty-six thousand, one hundred twenty-eight".