150531266 has 4 divisors (see below), whose sum is σ = 225796902. Its totient is φ = 75265632.

The previous prime is 150531263. The next prime is 150531299. The reversal of 150531266 is 662135051.

150531266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 662135051 = 5347 ⋅123833.

It can be written as a sum of positive squares in only one way, i.e., 143880025 + 6651241 = 11995^2 + 2579^2 .

It is a super-3 number, since 3×150531266³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (150531263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37632815 + ... + 37632818.

Almost surely, 2^150531266 is an apocalyptic number.

150531266 is a deficient number, since it is larger than the sum of its proper divisors (75265636).

150531266 is an equidigital number, since it uses as much as digits as its factorization.

150531266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75265635.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 150531266 is about 12269.1183872355. The cubic root of 150531266 is about 531.9558281112.

The spelling of 150531266 in words is "one hundred fifty million, five hundred thirty-one thousand, two hundred sixty-six".