11433145 has 4 divisors (see below), whose sum is σ = 13719780. Its totient is φ = 9146512.

The previous prime is 11433143. The next prime is 11433179. The reversal of 11433145 is 54133411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8003241 + 3429904 = 2829^2 + 1852^2 .

It is a cyclic number.

It is not a de Polignac number, because 11433145 - 2¹ = 11433143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11433143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143310 + ... + 1143319.

It is an arithmetic number, because the mean of its divisors is an integer number (3429945).

Almost surely, 2^11433145 is an apocalyptic number.

It is an amenable number.

11433145 is a deficient number, since it is larger than the sum of its proper divisors (2286635).

11433145 is an equidigital number, since it uses as much as digits as its factorization.

11433145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286634.

The product of its digits is 720, while the sum is 22.

The square root of 11433145 is about 3381.2933915885. The cubic root of 11433145 is about 225.2796194363.

Adding to 11433145 its reverse (54133411), we get a palindrome (65566556).

The spelling of 11433145 in words is "eleven million, four hundred thirty-three thousand, one hundred forty-five".