150006205 has 4 divisors (see below), whose sum is σ = 180007452. Its totient is φ = 120004960.

The previous prime is 150006191. The next prime is 150006211. The reversal of 150006205 is 502600051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 502600051 = 20899 ⋅24049.

It can be written as a sum of positive squares in 2 ways, for example, as 44368921 + 105637284 = 6661^2 + 10278^2 .

It is not a de Polignac number, because 150006205 - 2⁹ = 150005693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15000616 + ... + 15000625.

It is an arithmetic number, because the mean of its divisors is an integer number (45001863).

Almost surely, 2^150006205 is an apocalyptic number.

It is an amenable number.

150006205 is a deficient number, since it is larger than the sum of its proper divisors (30001247).

150006205 is an equidigital number, since it uses as much as digits as its factorization.

150006205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30001246.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 150006205 is about 12247.7020293604. The cubic root of 150006205 is about 531.3366109308.

Adding to 150006205 its reverse (502600051), we get a palindrome (652606256).

The spelling of 150006205 in words is "one hundred fifty million, six thousand, two hundred five".