150000146 has 16 divisors (see below), whose sum is σ = 244676376. Its totient is φ = 68679936.

The previous prime is 150000143. The next prime is 150000157. The reversal of 150000146 is 641000051.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 137475625 + 12524521 = 11725^2 + 3539^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (150000143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58361 + ... + 60876.

Almost surely, 2^150000146 is an apocalyptic number.

150000146 is a deficient number, since it is larger than the sum of its proper divisors (94676230).

150000146 is a wasteful number, since it uses less digits than its factorization.

150000146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119293.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 150000146 is about 12247.4546743395. The cubic root of 150000146 is about 531.3294569781.

Adding to 150000146 its reverse (641000051), we get a palindrome (791000197).

The spelling of 150000146 in words is "one hundred fifty million, one hundred forty-six", and thus it is an aban number.