1528141864 has 16 divisors (see below), whose sum is σ = 2865690900. Its totient is φ = 763957632.

The previous prime is 1528141859. The next prime is 1528141877. The reversal of 1528141864 is 4681418251.

It can be written as a sum of positive squares in 2 ways, for example, as 1126139364 + 402002500 = 33558^2 + 20050^2 .

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 3 ways as a sum of consecutive naturals, for example, 79924 + ... + 97180.

Almost surely, 2^1528141864 is an apocalyptic number.

It is an amenable number.

1528141864 is a deficient number, since it is larger than the sum of its proper divisors (1337549036).

1528141864 is a wasteful number, since it uses less digits than its factorization.

1528141864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28332 (or 28328 counting only the distinct ones).

The product of its digits is 61440, while the sum is 40.

The square root of 1528141864 is about 39091.4551276874. The cubic root of 1528141864 is about 1151.8286882765.

The spelling of 1528141864 in words is "one billion, five hundred twenty-eight million, one hundred forty-one thousand, eight hundred sixty-four".