11342403 has 16 divisors (see below), whose sum is σ = 16896000. Its totient is φ = 7520040.

The previous prime is 11342351. The next prime is 11342407. The reversal of 11342403 is 30424311.

It is not a de Polignac number, because 11342403 - 2¹⁷ = 11211331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11342407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4318 + ... + 6428.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000).

Almost surely, 2^11342403 is an apocalyptic number.

11342403 is a deficient number, since it is larger than the sum of its proper divisors (5553597).

11342403 is a wasteful number, since it uses less digits than its factorization.

11342403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2313 counting only the distinct ones).

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

The square root of 11342403 is about 3367.8484229549. The cubic root of 11342403 is about 224.6820397730.

Adding to 11342403 its reverse (30424311), we get a palindrome (41766714).

The spelling of 11342403 in words is "eleven million, three hundred forty-two thousand, four hundred three".