11342143506 has 8 divisors (see below), whose sum is σ = 22684287024. Its totient is φ = 3780714500.

The previous prime is 11342143493. The next prime is 11342143511. The reversal of 11342143506 is 60534124311.

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

11342143506 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945178620 + ... + 945178631.

It is an arithmetic number, because the mean of its divisors is an integer number (2835535878).

Almost surely, 2^11342143506 is an apocalyptic number.

11342143506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11342143506 is a wasteful number, since it uses less digits than its factorization.

11342143506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890357256.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 11342143506 its reverse (60534124311), we get a palindrome (71876267817).

The spelling of 11342143506 in words is "eleven billion, three hundred forty-two million, one hundred forty-three thousand, five hundred six".