1000007999923 has 2 divisors, whose sum is σ = 1000007999924. Its totient is φ = 1000007999922.

The previous prime is 1000007999911. The next prime is 1000007999929. The reversal of 1000007999923 is 3299997000001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000007999923 - 2¹⁷ = 1000007868851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000007999929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500003999961 + 500003999962.

It is an arithmetic number, because the mean of its divisors is an integer number (500003999962).

Almost surely, 2^{1000007999923} is an apocalyptic number.

1000007999923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000007999923 is an equidigital number, since it uses as much as digits as its factorization.

1000007999923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 49.

The spelling of 1000007999923 in words is "one trillion, seven million, nine hundred ninety-nine thousand, nine hundred twenty-three".