10775645 has 4 divisors (see below), whose sum is σ = 12930780. Its totient is φ = 8620512.

The previous prime is 10775627. The next prime is 10775657. The reversal of 10775645 is 54657701.

10775645 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, and also an emirpimes, since its reverse is a distinct semiprime: 54657701 = 7 ⋅7808243.

It can be written as a sum of positive squares in 2 ways, for example, as 1907161 + 8868484 = 1381^2 + 2978^2 .

It is a cyclic number.

It is not a de Polignac number, because 10775645 - 2⁶ = 10775581 is a prime.

It is a super-2 number, since 2×10775645² = 232229050332050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077560 + ... + 1077569.

It is an arithmetic number, because the mean of its divisors is an integer number (3232695).

Almost surely, 2^10775645 is an apocalyptic number.

It is an amenable number.

10775645 is a deficient number, since it is larger than the sum of its proper divisors (2155135).

10775645 is an equidigital number, since it uses as much as digits as its factorization.

10775645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155134.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 10775645 is about 3282.6277583668. The cubic root of 10775645 is about 220.8756082193.

The spelling of 10775645 in words is "ten million, seven hundred seventy-five thousand, six hundred forty-five".