11631253343 has 4 divisors (see below), whose sum is σ = 11635714080. Its totient is φ = 11626792608.

The previous prime is 11631253297. The next prime is 11631253349. The reversal of 11631253343 is 34335213611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11631253343 - 2⁶ = 11631253279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11631253349) 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, 2226455 + ... + 2231672.

It is an arithmetic number, because the mean of its divisors is an integer number (2908928520).

Almost surely, 2^11631253343 is an apocalyptic number.

11631253343 is a deficient number, since it is larger than the sum of its proper divisors (4460737).

11631253343 is an equidigital number, since it uses as much as digits as its factorization.

11631253343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460736.

The product of its digits is 19440, while the sum is 32.

Adding to 11631253343 its reverse (34335213611), we get a palindrome (45966466954).

The spelling of 11631253343 in words is "eleven billion, six hundred thirty-one million, two hundred fifty-three thousand, three hundred forty-three".