1043602673 has 4 divisors (see below), whose sum is σ = 1047571008. Its totient is φ = 1039634340.

The previous prime is 1043602661. The next prime is 1043602691. The reversal of 1043602673 is 3762063401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043602673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043602603) 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, 1983773 + ... + 1984298.

It is an arithmetic number, because the mean of its divisors is an integer number (261892752).

Almost surely, 2^1043602673 is an apocalyptic number.

It is an amenable number.

1043602673 is a deficient number, since it is larger than the sum of its proper divisors (3968335).

1043602673 is an equidigital number, since it uses as much as digits as its factorization.

1043602673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3968334.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 1043602673 is about 32304.8397767270. The cubic root of 1043602673 is about 1014.3279536154.

The spelling of 1043602673 in words is "one billion, forty-three million, six hundred two thousand, six hundred seventy-three".