150124505 has 4 divisors (see below), whose sum is σ = 180149412. Its totient is φ = 120099600.

The previous prime is 150124489. The next prime is 150124523. The reversal of 150124505 is 505421051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 505421051 = 61 ⋅8285591.

It can be written as a sum of positive squares in 2 ways, for example, as 45859984 + 104264521 = 6772^2 + 10211^2 .

It is not a de Polignac number, because 150124505 - 2⁴ = 150124489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15012446 + ... + 15012455.

It is an arithmetic number, because the mean of its divisors is an integer number (45037353).

Almost surely, 2^150124505 is an apocalyptic number.

It is an amenable number.

150124505 is a deficient number, since it is larger than the sum of its proper divisors (30024907).

150124505 is an equidigital number, since it uses as much as digits as its factorization.

150124505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30024906.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 150124505 is about 12252.5305549507. The cubic root of 150124505 is about 531.4762509422.

Adding to 150124505 its reverse (505421051), we get a palindrome (655545556).

The spelling of 150124505 in words is "one hundred fifty million, one hundred twenty-four thousand, five hundred five".