150201661 has 8 divisors (see below), whose sum is σ = 158880960. Its totient is φ = 141701472.

The previous prime is 150201641. The next prime is 150201691. The reversal of 150201661 is 166102051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150201661 - 2¹³ = 150193469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150201641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43051 + ... + 46408.

It is an arithmetic number, because the mean of its divisors is an integer number (19860120).

Almost surely, 2^150201661 is an apocalyptic number.

It is an amenable number.

150201661 is a deficient number, since it is larger than the sum of its proper divisors (8679299).

150201661 is an equidigital number, since it uses as much as digits as its factorization.

150201661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89555.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 150201661 is about 12255.6787245750. The cubic root of 150201661 is about 531.5672855106.

The spelling of 150201661 in words is "one hundred fifty million, two hundred one thousand, six hundred sixty-one".