11445045 has 32 divisors (see below), whose sum is σ = 19144704. Its totient is φ = 5832000.

The previous prime is 11445043. The next prime is 11445061. The reversal of 11445045 is 54054411.

It is a happy number.

It is not a de Polignac number, because 11445045 - 2¹ = 11445043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11445043) 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, 70134 + ... + 70296.

It is an arithmetic number, because the mean of its divisors is an integer number (598272).

Almost surely, 2^11445045 is an apocalyptic number.

11445045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11445045 is a deficient number, since it is larger than the sum of its proper divisors (7699659).

11445045 is a wasteful number, since it uses less digits than its factorization.

11445045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 11445045 is about 3383.0526156121. The cubic root of 11445045 is about 225.3577518578.

Adding to 11445045 its reverse (54054411), we get a palindrome (65499456).

The spelling of 11445045 in words is "eleven million, four hundred forty-five thousand, forty-five".