11353342431 has 32 divisors (see below), whose sum is σ = 15762995136. Its totient is φ = 7263360000.

The previous prime is 11353342411. The next prime is 11353342433. The reversal of 11353342431 is 13424335311.

It is a happy number.

It is not a de Polignac number, because 11353342431 - 2⁹ = 11353341919 is a prime.

It is a super-2 number, since 2×11353342431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11353342433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1947501 + ... + 1953321.

It is an arithmetic number, because the mean of its divisors is an integer number (492593598).

Almost surely, 2^11353342431 is an apocalyptic number.

11353342431 is a deficient number, since it is larger than the sum of its proper divisors (4409652705).

11353342431 is a wasteful number, since it uses less digits than its factorization.

11353342431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6123.

The product of its digits is 12960, while the sum is 30.

Adding to 11353342431 its reverse (13424335311), we get a palindrome (24777677742).

The spelling of 11353342431 in words is "eleven billion, three hundred fifty-three million, three hundred forty-two thousand, four hundred thirty-one".