11155251343 has 4 divisors (see below), whose sum is σ = 11158974000. Its totient is φ = 11151528688.

The previous prime is 11155251337. The next prime is 11155251347. The reversal of 11155251343 is 34315255111.

11155251343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11155251343 - 2⁵ = 11155251311 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 (11155251347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856830 + ... + 1862827.

It is an arithmetic number, because the mean of its divisors is an integer number (2789743500).

Almost surely, 2^11155251343 is an apocalyptic number.

11155251343 is a deficient number, since it is larger than the sum of its proper divisors (3722657).

11155251343 is an equidigital number, since it uses as much as digits as its factorization.

11155251343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722656.

The product of its digits is 9000, while the sum is 31.

The spelling of 11155251343 in words is "eleven billion, one hundred fifty-five million, two hundred fifty-one thousand, three hundred forty-three".