2000787123 has 8 divisors (see below), whose sum is σ = 2668723408. Its totient is φ = 1333354464.

The previous prime is 2000787109. The next prime is 2000787149. The reversal of 2000787123 is 3217870002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2000787123 - 2⁵ = 2000787091 is a prime.

It is a super-2 number, since 2×2000787123² = 8006298223125234258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000787163) 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 in 7 ways as a sum of consecutive naturals, for example, 116536 + ... + 132597.

It is an arithmetic number, because the mean of its divisors is an integer number (333590426).

Almost surely, 2^2000787123 is an apocalyptic number.

2000787123 is a deficient number, since it is larger than the sum of its proper divisors (667936285).

2000787123 is a wasteful number, since it uses less digits than its factorization.

2000787123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251813.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 2000787123 is about 44730.1589869743. The cubic root of 2000787123 is about 1260.0863136890.

The spelling of 2000787123 in words is "two billion, seven hundred eighty-seven thousand, one hundred twenty-three".