11243602445 has 8 divisors (see below), whose sum is σ = 13530546936. Its totient is φ = 8969399296.

The previous prime is 11243602427. The next prime is 11243602451. The reversal of 11243602445 is 54420634211.

It can be written as a sum of positive squares in 4 ways, for example, as 3085358116 + 8158244329 = 55546^2 + 90323^2 .

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 11243602445 - 2⁸ = 11243602189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3183392 + ... + 3186921.

It is an arithmetic number, because the mean of its divisors is an integer number (1691318367).

Almost surely, 2^11243602445 is an apocalyptic number.

It is an amenable number.

11243602445 is a deficient number, since it is larger than the sum of its proper divisors (2286944491).

11243602445 is an equidigital number, since it uses as much as digits as its factorization.

11243602445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370671.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 11243602445 in words is "eleven billion, two hundred forty-three million, six hundred two thousand, four hundred forty-five".