150552161 has 2 divisors, whose sum is σ = 150552162. Its totient is φ = 150552160.

The previous prime is 150552109. The next prime is 150552169. The reversal of 150552161 is 161255051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133171600 + 17380561 = 11540^2 + 4169^2 .

It is a cyclic number.

It is not a de Polignac number, because 150552161 - 2⁶ = 150552097 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 150552161.

It is not a weakly prime, because it can be changed into another prime (150552169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75276080 + 75276081.

It is an arithmetic number, because the mean of its divisors is an integer number (75276081).

Almost surely, 2^150552161 is an apocalyptic number.

It is an amenable number.

150552161 is a deficient number, since it is larger than the sum of its proper divisors (1).

150552161 is an equidigital number, since it uses as much as digits as its factorization.

150552161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 150552161 is about 12269.9698858636. The cubic root of 150552161 is about 531.9804402800.

The spelling of 150552161 in words is "one hundred fifty million, five hundred fifty-two thousand, one hundred sixty-one".