10001973823 has 2 divisors, whose sum is σ = 10001973824. Its totient is φ = 10001973822.

The previous prime is 10001973803. The next prime is 10001973869. The reversal of 10001973823 is 32837910001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10001973823 - 2³³ = 1412039231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001973803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000986911 + 5000986912.

It is an arithmetic number, because the mean of its divisors is an integer number (5000986912).

Almost surely, 2^10001973823 is an apocalyptic number.

10001973823 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001973823 is an equidigital number, since it uses as much as digits as its factorization.

10001973823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 10001973823 in words is "ten billion, one million, nine hundred seventy-three thousand, eight hundred twenty-three".