11628773 has 4 divisors (see below), whose sum is σ = 12523308. Its totient is φ = 10734240.

The previous prime is 11628769. The next prime is 11628809. The reversal of 11628773 is 37782611.

11628773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1085764 + 10543009 = 1042^2 + 3247^2 .

It is a cyclic number.

It is not a de Polignac number, because 11628773 - 2² = 11628769 is a prime.

It is a super-2 number, since 2×11628773² = 270456722971058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11628733) 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, 447248 + ... + 447273.

It is an arithmetic number, because the mean of its divisors is an integer number (3130827).

Almost surely, 2^11628773 is an apocalyptic number.

11628773 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11628773 is a deficient number, since it is larger than the sum of its proper divisors (894535).

11628773 is an equidigital number, since it uses as much as digits as its factorization.

11628773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894534.

The product of its digits is 14112, while the sum is 35.

The square root of 11628773 is about 3410.0986789241. The cubic root of 11628773 is about 226.5572499108.

The spelling of 11628773 in words is "eleven million, six hundred twenty-eight thousand, seven hundred seventy-three".