2150230155 has 8 divisors (see below), whose sum is σ = 3440368272. Its totient is φ = 1146789408.

The previous prime is 2150230139. The next prime is 2150230157. The reversal of 2150230155 is 5510320512.

It is a happy number.

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

It is not a de Polignac number, because 2150230155 - 2⁴ = 2150230139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2150230157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71674324 + ... + 71674353.

It is an arithmetic number, because the mean of its divisors is an integer number (430046034).

Almost surely, 2^2150230155 is an apocalyptic number.

2150230155 is a deficient number, since it is larger than the sum of its proper divisors (1290138117).

2150230155 is a wasteful number, since it uses less digits than its factorization.

2150230155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143348685.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 2150230155 is about 46370.5742362546. The cubic root of 2150230155 is about 1290.7089336843.

Adding to 2150230155 its reverse (5510320512), we get a palindrome (7660550667).

The spelling of 2150230155 in words is "two billion, one hundred fifty million, two hundred thirty thousand, one hundred fifty-five".