11403342 has 40 divisors (see below), whose sum is σ = 26162136. Its totient is φ = 3710448.

The previous prime is 11403323. The next prime is 11403349. The reversal of 11403342 is 24330411.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403349) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6148 + ... + 7784.

Almost surely, 2^11403342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11403342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13081068).

11403342 is an abundant number, since it is smaller than the sum of its proper divisors (14758794).

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

11403342 is a wasteful number, since it uses less digits than its factorization.

11403342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694 (or 1685 counting only the distinct ones).

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

The square root of 11403342 is about 3376.8834744480. The cubic root of 11403342 is about 225.0837021914.

Adding to 11403342 its reverse (24330411), we get a palindrome (35733753).

The spelling of 11403342 in words is "eleven million, four hundred three thousand, three hundred forty-two".