11124731305 has 8 divisors (see below), whose sum is σ = 13350310272. Its totient is φ = 8899363248.

The previous prime is 11124731297. The next prime is 11124731311. The reversal of 11124731305 is 50313742111.

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

It is a cyclic number.

It is not a de Polignac number, because 11124731305 - 2³ = 11124731297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107694 + ... + 183976.

It is an arithmetic number, because the mean of its divisors is an integer number (1668788784).

Almost surely, 2^11124731305 is an apocalyptic number.

It is an amenable number.

11124731305 is a deficient number, since it is larger than the sum of its proper divisors (2225578967).

11124731305 is an equidigital number, since it uses as much as digits as its factorization.

11124731305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105455.

The product of its (nonzero) digits is 2520, while the sum is 28.

It can be divided in two parts, 1112473 and 1305, that added together give a triangular number (1113778 = T₁₄₉₂).

The spelling of 11124731305 in words is "eleven billion, one hundred twenty-four million, seven hundred thirty-one thousand, three hundred five".