11073645 has 32 divisors (see below), whose sum is σ = 21479040. Its totient is φ = 5368320.

The previous prime is 11073641. The next prime is 11073653. The reversal of 11073645 is 54637011.

11073645 is a `hidden beast` number, since 1 + 10 + 7 + 3 + 645 = 666.

11073645 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11073645 - 2² = 11073641 is a prime.

It is a super-3 number, since 3×11073645³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11073641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2244 + ... + 5213.

It is an arithmetic number, because the mean of its divisors is an integer number (671220).

Almost surely, 2^11073645 is an apocalyptic number.

11073645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11073645 is a deficient number, since it is larger than the sum of its proper divisors (10405395).

11073645 is a wasteful number, since it uses less digits than its factorization.

11073645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482 (or 7476 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 11073645 is about 3327.7086711430. The cubic root of 11073645 is about 222.8932237651.

The spelling of 11073645 in words is "eleven million, seventy-three thousand, six hundred forty-five".