150921227 has 2 divisors, whose sum is σ = 150921228. Its totient is φ = 150921226.

The previous prime is 150921203. The next prime is 150921247. The reversal of 150921227 is 722129051.

150921227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150921227 - 2⁶ = 150921163 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150921227.

It is not a weakly prime, because it can be changed into another prime (150921247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75460613 + 75460614.

It is an arithmetic number, because the mean of its divisors is an integer number (75460614).

Almost surely, 2^150921227 is an apocalyptic number.

150921227 is a deficient number, since it is larger than the sum of its proper divisors (1).

150921227 is an equidigital number, since it uses as much as digits as its factorization.

150921227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 150921227 is about 12285.0000814001. Note that the first 4 decimals coincide. The cubic root of 150921227 is about 532.4147873668.

The spelling of 150921227 in words is "one hundred fifty million, nine hundred twenty-one thousand, two hundred twenty-seven".