11402303 has 8 divisors (see below), whose sum is σ = 12643536. Its totient is φ = 10195200.

The previous prime is 11402263. The next prime is 11402311. The reversal of 11402303 is 30320411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11402303 - 2⁶ = 11402239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7826 + ... + 9167.

It is an arithmetic number, because the mean of its divisors is an integer number (1580442).

Almost surely, 2^11402303 is an apocalyptic number.

11402303 is a deficient number, since it is larger than the sum of its proper divisors (1241233).

11402303 is a wasteful number, since it uses less digits than its factorization.

11402303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17065.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 11402303 is about 3376.7296308707. The cubic root of 11402303 is about 225.0768659187.

Adding to 11402303 its reverse (30320411), we get a palindrome (41722714).

It can be divided in two parts, 1140 and 2303, that added together give a palindrome (3443).

The spelling of 11402303 in words is "eleven million, four hundred two thousand, three hundred three".