1000011673 has 2 divisors, whose sum is σ = 1000011674. Its totient is φ = 1000011672.

The previous prime is 1000011659. The next prime is 1000011679. The reversal of 1000011673 is 3761100001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 593263449 + 406748224 = 24357^2 + 20168^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000011673 - 2⁹ = 1000011161 is a prime.

It is a super-2 number, since 2×1000011673² = 2000046692272517858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1000011673.

It is not a weakly prime, because it can be changed into another prime (1000011679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500005836 + 500005837.

It is an arithmetic number, because the mean of its divisors is an integer number (500005837).

Almost surely, 2^1000011673 is an apocalyptic number.

It is an amenable number.

1000011673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000011673 is an equidigital number, since it uses as much as digits as its factorization.

1000011673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 1000011673 is about 31622.9611674808. The cubic root of 1000011673 is about 1000.0038909849.

Adding to 1000011673 its reverse (3761100001), we get a palindrome (4761111674).

The spelling of 1000011673 in words is "one billion, eleven thousand, six hundred seventy-three".