2000140187 has 4 divisors (see below), whose sum is σ = 2048924136. Its totient is φ = 1951356240.

The previous prime is 2000140183. The next prime is 2000140189. The reversal of 2000140187 is 7810410002.

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 2000140187 - 2² = 2000140183 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000140183) 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, 24391913 + ... + 24391994.

It is an arithmetic number, because the mean of its divisors is an integer number (512231034).

Almost surely, 2^2000140187 is an apocalyptic number.

2000140187 is a deficient number, since it is larger than the sum of its proper divisors (48783949).

2000140187 is an equidigital number, since it uses as much as digits as its factorization.

2000140187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48783948.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 2000140187 is about 44722.9268608395. The cubic root of 2000140187 is about 1259.9504866325.

Adding to 2000140187 its reverse (7810410002), we get a palindrome (9810550189).

The spelling of 2000140187 in words is "two billion, one hundred forty thousand, one hundred eighty-seven".