11530155343 has 8 divisors (see below), whose sum is σ = 13277911680. Its totient is φ = 9807546840.

The previous prime is 11530155331. The next prime is 11530155367. The reversal of 11530155343 is 34355103511.

11530155343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11530155343 - 2⁵ = 11530155311 is a prime.

It is a super-2 number, since 2×11530155343² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530155943) 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 7 ways as a sum of consecutive naturals, for example, 6285973 + ... + 6287806.

It is an arithmetic number, because the mean of its divisors is an integer number (1659738960).

Almost surely, 2^11530155343 is an apocalyptic number.

11530155343 is a deficient number, since it is larger than the sum of its proper divisors (1747756337).

11530155343 is a wasteful number, since it uses less digits than its factorization.

11530155343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573917.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 11530155343 its reverse (34355103511), we get a palindrome (45885258854).

The spelling of 11530155343 in words is "eleven billion, five hundred thirty million, one hundred fifty-five thousand, three hundred forty-three".