2150500189 has 4 divisors (see below), whose sum is σ = 2156115456. Its totient is φ = 2144884924.

The previous prime is 2150500171. The next prime is 2150500193. The reversal of 2150500189 is 9810050512.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2150500189 - 2²³ = 2142111581 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2150500189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150500489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2807059 + ... + 2807824.

It is an arithmetic number, because the mean of its divisors is an integer number (539028864).

Almost surely, 2^2150500189 is an apocalyptic number.

It is an amenable number.

2150500189 is a deficient number, since it is larger than the sum of its proper divisors (5615267).

2150500189 is an equidigital number, since it uses as much as digits as its factorization.

2150500189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5615266.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 2150500189 is about 46373.4858405102. The cubic root of 2150500189 is about 1290.7629621188.

The spelling of 2150500189 in words is "two billion, one hundred fifty million, five hundred thousand, one hundred eighty-nine".