100073923 has 4 divisors (see below), whose sum is σ = 100117080. Its totient is φ = 100030768.

The previous prime is 100073903. The next prime is 100073929. The reversal of 100073923 is 329370001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 329370001 = 103 ⋅3197767.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100073923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100073929) 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, 17890 + ... + 22807.

It is an arithmetic number, because the mean of its divisors is an integer number (25029270).

Almost surely, 2^100073923 is an apocalyptic number.

100073923 is a deficient number, since it is larger than the sum of its proper divisors (43157).

100073923 is an equidigital number, since it uses as much as digits as its factorization.

100073923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43156.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 100073923 is about 10003.6954671761. The cubic root of 100073923 is about 464.2732285805.

The spelling of 100073923 in words is "one hundred million, seventy-three thousand, nine hundred twenty-three".