11620574443 has 4 divisors (see below), whose sum is σ = 11760581448. Its totient is φ = 11480567440.

The previous prime is 11620574411. The next prime is 11620574447. The reversal of 11620574443 is 34447502611.

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

It is a cyclic number.

It is not a de Polignac number, because 11620574443 - 2⁵ = 11620574411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11620574447) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 70003378 + ... + 70003543.

It is an arithmetic number, because the mean of its divisors is an integer number (2940145362).

Almost surely, 2^11620574443 is an apocalyptic number.

11620574443 is a deficient number, since it is larger than the sum of its proper divisors (140007005).

11620574443 is an equidigital number, since it uses as much as digits as its factorization.

11620574443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140007004.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 11620574443 in words is "eleven billion, six hundred twenty million, five hundred seventy-four thousand, four hundred forty-three".