150811133 has 6 divisors (see below), whose sum is σ = 165767742. Its totient is φ = 137100920.

The previous prime is 150811081. The next prime is 150811147. The reversal of 150811133 is 331118051.

It can be written as a sum of positive squares in only one way, i.e., 122699929 + 28111204 = 11077^2 + 5302^2 .

It is not a de Polignac number, because 150811133 - 2¹⁶ = 150745597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 150811099 and 150811108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150811163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 623066 + ... + 623307.

It is an arithmetic number, because the mean of its divisors is an integer number (27627957).

Almost surely, 2^150811133 is an apocalyptic number.

It is an amenable number.

150811133 is a deficient number, since it is larger than the sum of its proper divisors (14956609).

150811133 is a wasteful number, since it uses less digits than its factorization.

150811133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246395 (or 1246384 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 150811133 is about 12280.5184336819. The cubic root of 150811133 is about 532.2852939140.

Adding to 150811133 its reverse (331118051), we get a palindrome (481929184).

The spelling of 150811133 in words is "one hundred fifty million, eight hundred eleven thousand, one hundred thirty-three".