150520505 has 16 divisors (see below), whose sum is σ = 184766400. Its totient is φ = 117679680.

The previous prime is 150520501. The next prime is 150520519. The reversal of 150520505 is 505025051.

150520505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150520505 - 2² = 150520501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150520501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51986 + ... + 54804.

It is an arithmetic number, because the mean of its divisors is an integer number (11547900).

Almost surely, 2^150520505 is an apocalyptic number.

It is an amenable number.

150520505 is a deficient number, since it is larger than the sum of its proper divisors (34245895).

150520505 is a wasteful number, since it uses less digits than its factorization.

150520505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3064.

The product of its (nonzero) digits is 1250, while the sum is 23.

The square root of 150520505 is about 12268.6798393307. The cubic root of 150520505 is about 531.9431518674.

Adding to 150520505 its reverse (505025051), we get a palindrome (655545556).

The spelling of 150520505 in words is "one hundred fifty million, five hundred twenty thousand, five hundred five".