1073273603 has 8 divisors (see below), whose sum is σ = 1090694160. Its totient is φ = 1055894400.

The previous prime is 1073273573. The next prime is 1073273629. The reversal of 1073273603 is 3063723701.

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 1073273603 - 2²⁰ = 1072225027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073273603.

It is not an unprimeable number, because it can be changed into a prime (1073273683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44303 + ... + 64103.

It is an arithmetic number, because the mean of its divisors is an integer number (136336770).

Almost surely, 2^1073273603 is an apocalyptic number.

1073273603 is a deficient number, since it is larger than the sum of its proper divisors (17420557).

1073273603 is an equidigital number, since it uses as much as digits as its factorization.

1073273603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20677.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 1073273603 is about 32760.8547354919. The cubic root of 1073273603 is about 1023.8511349123.

The spelling of 1073273603 in words is "one billion, seventy-three million, two hundred seventy-three thousand, six hundred three".