83403 has 8 divisors (see below), whose sum is σ = 123600. Its totient is φ = 55584.

The previous prime is 83401. The next prime is 83407. The reversal of 83403 is 30438.

It is not a de Polignac number, because 83403 - 2¹ = 83401 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (83401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518 + ... + 1571.

It is an arithmetic number, because the mean of its divisors is an integer number (15450).

2⁸³⁴⁰³ is an apocalyptic number.

83403 is a deficient number, since it is larger than the sum of its proper divisors (40197).

83403 is a wasteful number, since it uses less digits than its factorization.

83403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098 (or 3092 counting only the distinct ones).

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

The square root of 83403 is about 288.7957755924. The cubic root of 83403 is about 43.6911917343.

The spelling of 83403 in words is "eighty-three thousand, four hundred three".