11329743505 has 4 divisors (see below), whose sum is σ = 13595692212. Its totient is φ = 9063794800.

The previous prime is 11329743479. The next prime is 11329743547. The reversal of 11329743505 is 50534792311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1379082496 + 9950661009 = 37136^2 + 99753^2 .

It is not a de Polignac number, because 11329743505 - 2²¹ = 11327646353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132974346 + ... + 1132974355.

It is an arithmetic number, because the mean of its divisors is an integer number (3398923053).

Almost surely, 2^11329743505 is an apocalyptic number.

It is an amenable number.

11329743505 is a deficient number, since it is larger than the sum of its proper divisors (2265948707).

11329743505 is an equidigital number, since it uses as much as digits as its factorization.

11329743505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265948706.

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 11329743505 in words is "eleven billion, three hundred twenty-nine million, seven hundred forty-three thousand, five hundred five".