11542131326 has 8 divisors (see below), whose sum is σ = 18887124024. Its totient is φ = 5246423320.

The previous prime is 11542131323. The next prime is 11542131329. The reversal of 11542131326 is 62313124511.

It is an interprime number because it is at equal distance from previous prime (11542131323) and next prime (11542131329).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542131323) 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, 262321145 + ... + 262321188.

It is an arithmetic number, because the mean of its divisors is an integer number (2360890503).

Almost surely, 2^11542131326 is an apocalyptic number.

11542131326 is a deficient number, since it is larger than the sum of its proper divisors (7344992698).

11542131326 is a wasteful number, since it uses less digits than its factorization.

11542131326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524642346.

The product of its digits is 4320, while the sum is 29.

Adding to 11542131326 its reverse (62313124511), we get a palindrome (73855255837).

The spelling of 11542131326 in words is "eleven billion, five hundred forty-two million, one hundred thirty-one thousand, three hundred twenty-six".