150666361 has 2 divisors, whose sum is σ = 150666362. Its totient is φ = 150666360.

The previous prime is 150666337. The next prime is 150666377. The reversal of 150666361 is 163666051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125865961 + 24800400 = 11219^2 + 4980^2 .

It is a cyclic number.

It is not a de Polignac number, because 150666361 - 2¹⁹ = 150142073 is a prime.

It is not a weakly prime, because it can be changed into another prime (150666301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75333180 + 75333181.

It is an arithmetic number, because the mean of its divisors is an integer number (75333181).

Almost surely, 2^150666361 is an apocalyptic number.

It is an amenable number.

150666361 is a deficient number, since it is larger than the sum of its proper divisors (1).

150666361 is an equidigital number, since it uses as much as digits as its factorization.

150666361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 150666361 is about 12274.6226418575. The cubic root of 150666361 is about 532.1149159579.

The spelling of 150666361 in words is "one hundred fifty million, six hundred sixty-six thousand, three hundred sixty-one".