11320434 has 12 divisors (see below), whose sum is σ = 24527646. Its totient is φ = 3773472.

The previous prime is 11320433. The next prime is 11320457. The reversal of 11320434 is 43402311.

It can be written as a sum of positive squares in only one way, i.e., 5774409 + 5546025 = 2403^2 + 2355^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 628913 = 11320434 / (1 + 1 + 3 + 2 + 0 + 4 + 3 + 4).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11320433) 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 5 ways as a sum of consecutive naturals, for example, 314439 + ... + 314474.

Almost surely, 2^11320434 is an apocalyptic number.

11320434 is an abundant number, since it is smaller than the sum of its proper divisors (13207212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11320434 is a wasteful number, since it uses less digits than its factorization.

11320434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628921 (or 628918 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 11320434 is about 3364.5852641893. The cubic root of 11320434 is about 224.5368844644.

Adding to 11320434 its reverse (43402311), we get a palindrome (54722745).

The spelling of 11320434 in words is "eleven million, three hundred twenty thousand, four hundred thirty-four".