11443057 has 4 divisors (see below), whose sum is σ = 12116196. Its totient is φ = 10769920.

The previous prime is 11443049. The next prime is 11443063. The reversal of 11443057 is 75034411.

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 5494336 + 5948721 = 2344^2 + 2439^2 .

It is a cyclic number.

It is not a de Polignac number, because 11443057 - 2³ = 11443049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11443037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336544 + ... + 336577.

It is an arithmetic number, because the mean of its divisors is an integer number (3029049).

Almost surely, 2^11443057 is an apocalyptic number.

11443057 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11443057 is a deficient number, since it is larger than the sum of its proper divisors (673139).

11443057 is an equidigital number, since it uses as much as digits as its factorization.

11443057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673138.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 11443057 is about 3382.7587853703. The cubic root of 11443057 is about 225.3447029167.

Adding to 11443057 its reverse (75034411), we get a palindrome (86477468).

The spelling of 11443057 in words is "eleven million, four hundred forty-three thousand, fifty-seven".