1073403 has 6 divisors (see below), whose sum is σ = 1550484. Its totient is φ = 715596.

The previous prime is 1073399. The next prime is 1073411. The reversal of 1073403 is 3043701.

It is not a de Polignac number, because 1073403 - 2² = 1073399 is a prime.

1073403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1073603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59625 + ... + 59642.

It is an arithmetic number, because the mean of its divisors is an integer number (258414).

2^1073403 is an apocalyptic number.

1073403 is a deficient number, since it is larger than the sum of its proper divisors (477081).

1073403 is a wasteful number, since it uses less digits than its factorization.

1073403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119273 (or 119270 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 1073403 is about 1036.0516396396. The cubic root of 1073403 is about 102.3892279420.

The spelling of 1073403 in words is "one million, seventy-three thousand, four hundred three".