11352072905 has 4 divisors (see below), whose sum is σ = 13622487492. Its totient is φ = 9081658320.

The previous prime is 11352072883. The next prime is 11352072913. The reversal of 11352072905 is 50927025311.

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 1291180489 + 10060892416 = 35933^2 + 100304^2 .

It is not a de Polignac number, because 11352072905 - 2¹² = 11352068809 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1135207286 + ... + 1135207295.

It is an arithmetic number, because the mean of its divisors is an integer number (3405621873).

Almost surely, 2^11352072905 is an apocalyptic number.

It is an amenable number.

11352072905 is a deficient number, since it is larger than the sum of its proper divisors (2270414587).

11352072905 is an equidigital number, since it uses as much as digits as its factorization.

11352072905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270414586.

The product of its (nonzero) digits is 18900, while the sum is 35.

The spelling of 11352072905 in words is "eleven billion, three hundred fifty-two million, seventy-two thousand, nine hundred five".