11045145 has 16 divisors (see below), whose sum is σ = 18243072. Its totient is φ = 5700480.

The previous prime is 11045131. The next prime is 11045159. The reversal of 11045145 is 54154011.

It is an interprime number because it is at equal distance from previous prime (11045131) and next prime (11045159).

It is not a de Polignac number, because 11045145 - 2⁸ = 11044889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11412 + ... + 12341.

It is an arithmetic number, because the mean of its divisors is an integer number (1140192).

Almost surely, 2^11045145 is an apocalyptic number.

11045145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11045145 is a deficient number, since it is larger than the sum of its proper divisors (7197927).

11045145 is a wasteful number, since it uses less digits than its factorization.

11045145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23792.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 11045145 is about 3323.4236865016. The cubic root of 11045145 is about 222.7018409997.

Adding to 11045145 its reverse (54154011), we get a palindrome (65199156).

The spelling of 11045145 in words is "eleven million, forty-five thousand, one hundred forty-five".