11057493 has 8 divisors (see below), whose sum is σ = 15086368. Its totient is φ = 7200144.

The previous prime is 11057489. The next prime is 11057513. The reversal of 11057493 is 39475011.

11057493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11057493 - 2² = 11057489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11057493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42730 + ... + 42987.

It is an arithmetic number, because the mean of its divisors is an integer number (1885796).

Almost surely, 2^11057493 is an apocalyptic number.

It is an amenable number.

11057493 is a deficient number, since it is larger than the sum of its proper divisors (4028875).

11057493 is an equidigital number, since it uses as much as digits as its factorization.

11057493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85763.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 11057493 is about 3325.2808903911. The cubic root of 11057493 is about 222.7848004720.

The spelling of 11057493 in words is "eleven million, fifty-seven thousand, four hundred ninety-three".