1528052217 has 16 divisors (see below), whose sum is σ = 2114047488. Its totient is φ = 980720640.

The previous prime is 1528052209. The next prime is 1528052231. The reversal of 1528052217 is 7122508251.

It is not a de Polignac number, because 1528052217 - 2³ = 1528052209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1528052287) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24618 + ... + 60515.

It is an arithmetic number, because the mean of its divisors is an integer number (132127968).

Almost surely, 2^1528052217 is an apocalyptic number.

It is an amenable number.

1528052217 is a deficient number, since it is larger than the sum of its proper divisors (585995271).

1528052217 is a wasteful number, since it uses less digits than its factorization.

1528052217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85360.

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 1528052217 is about 39090.3084792126. The cubic root of 1528052217 is about 1151.8061641884.

The spelling of 1528052217 in words is "one billion, five hundred twenty-eight million, fifty-two thousand, two hundred seventeen".