1001873423 has 2 divisors, whose sum is σ = 1001873424. Its totient is φ = 1001873422.

The previous prime is 1001873419. The next prime is 1001873429. The reversal of 1001873423 is 3243781001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001873423 - 2² = 1001873419 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001873429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500936711 + 500936712.

It is an arithmetic number, because the mean of its divisors is an integer number (500936712).

Almost surely, 2^1001873423 is an apocalyptic number.

1001873423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001873423 is an equidigital number, since it uses as much as digits as its factorization.

1001873423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1001873423 is about 31652.3841598070. The cubic root of 1001873423 is about 1000.6240847705.

The spelling of 1001873423 in words is "one billion, one million, eight hundred seventy-three thousand, four hundred twenty-three".