1073946903 has 4 divisors (see below), whose sum is σ = 1431929208. Its totient is φ = 715964600.

The previous prime is 1073946901. The next prime is 1073946911. The reversal of 1073946903 is 3096493701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1073946903 - 2¹ = 1073946901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073946901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178991148 + ... + 178991153.

It is an arithmetic number, because the mean of its divisors is an integer number (357982302).

Almost surely, 2^1073946903 is an apocalyptic number.

1073946903 is a deficient number, since it is larger than the sum of its proper divisors (357982305).

1073946903 is an equidigital number, since it uses as much as digits as its factorization.

1073946903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357982304.

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 1073946903 is about 32771.1291077985. The cubic root of 1073946903 is about 1024.0651887083.

The spelling of 1073946903 in words is "one billion, seventy-three million, nine hundred forty-six thousand, nine hundred three".