2000155193 has 4 divisors (see below), whose sum is σ = 2048939508. Its totient is φ = 1951370880.

The previous prime is 2000155163. The next prime is 2000155219. The reversal of 2000155193 is 3915510002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 98148649 + 1902006544 = 9907^2 + 43612^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000155193 - 2¹⁴ = 2000138809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000155153) 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, 24392096 + ... + 24392177.

It is an arithmetic number, because the mean of its divisors is an integer number (512234877).

Almost surely, 2^2000155193 is an apocalyptic number.

It is an amenable number.

2000155193 is a deficient number, since it is larger than the sum of its proper divisors (48784315).

2000155193 is an equidigital number, since it uses as much as digits as its factorization.

2000155193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48784314.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 2000155193 is about 44723.0946268256. The cubic root of 2000155193 is about 1259.9536375399.

Adding to 2000155193 its reverse (3915510002), we get a palindrome (5915665195).

The spelling of 2000155193 in words is "two billion, one hundred fifty-five thousand, one hundred ninety-three".