150215505 has 32 divisors (see below), whose sum is σ = 271244160. Its totient is φ = 70318080.

The previous prime is 150215497. The next prime is 150215521. The reversal of 150215505 is 505512051.

It is not a de Polignac number, because 150215505 - 2³ = 150215497 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10912 + ... + 20481.

It is an arithmetic number, because the mean of its divisors is an integer number (8476380).

Almost surely, 2^150215505 is an apocalyptic number.

150215505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150215505 is a deficient number, since it is larger than the sum of its proper divisors (121028655).

150215505 is a wasteful number, since it uses less digits than its factorization.

150215505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31441.

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 150215505 is about 12256.2435109621. The cubic root of 150215505 is about 531.5836164250.

Adding to 150215505 its reverse (505512051), we get a palindrome (655727556).

The spelling of 150215505 in words is "one hundred fifty million, two hundred fifteen thousand, five hundred five".