8013723 has 4 divisors (see below), whose sum is σ = 10684968. Its totient is φ = 5342480.

The previous prime is 8013703. The next prime is 8013727. The reversal of 8013723 is 3273108.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8013723 - 2⁶ = 8013659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8013693 and 8013702.

It is not an unprimeable number, because it can be changed into a prime (8013727) 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, 1335618 + ... + 1335623.

It is an arithmetic number, because the mean of its divisors is an integer number (2671242).

Almost surely, 2^8013723 is an apocalyptic number.

8013723 is a deficient number, since it is larger than the sum of its proper divisors (2671245).

8013723 is a wasteful number, since it uses less digits than its factorization.

8013723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2671244.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 8013723 is about 2830.8519918922. The cubic root of 8013723 is about 200.1142930064.

The spelling of 8013723 in words is "eight million, thirteen thousand, seven hundred twenty-three".