11002145 has 48 divisors (see below), whose sum is σ = 17864064. Its totient is φ = 6297600.

The previous prime is 11002139. The next prime is 11002169. The reversal of 11002145 is 54120011.

It is not a de Polignac number, because 11002145 - 2⁴ = 11002129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 268325 + ... + 268365.

It is an arithmetic number, because the mean of its divisors is an integer number (372168).

Almost surely, 2^11002145 is an apocalyptic number.

It is an amenable number.

11002145 is a deficient number, since it is larger than the sum of its proper divisors (6861919).

11002145 is a wasteful number, since it uses less digits than its factorization.

11002145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11002145 is about 3316.9481455097. The cubic root of 11002145 is about 222.4124639880.

Adding to 11002145 its reverse (54120011), we get a palindrome (65122156).

The spelling of 11002145 in words is "eleven million, two thousand, one hundred forty-five".