150001 has 2 divisors, whose sum is σ = 150002. Its totient is φ = 150000.

The previous prime is 149993. The next prime is 150011. The reversal of 150001 is 100051.

150001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119025 + 30976 = 345^2 + 176^2 .

It is a cyclic number.

It is not a de Polignac number, because 150001 - 2³ = 149993 is a prime.

It is not a weakly prime, because it can be changed into another prime (150011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75000 + 75001.

It is an arithmetic number, because the mean of its divisors is an integer number (75001).

2¹⁵⁰⁰⁰¹ is an apocalyptic number.

It is an amenable number.

150001 is a deficient number, since it is larger than the sum of its proper divisors (1).

150001 is an equidigital number, since it uses as much as digits as its factorization.

150001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5, while the sum is 7.

The square root of 150001 is about 387.2996256130. The cubic root of 150001 is about 53.1330465320.

Adding to 150001 its reverse (100051), we get a palindrome (250052).

The spelling of 150001 in words is "one hundred fifty thousand, one".