1528275142 has 16 divisors (see below), whose sum is σ = 2330187264. Its totient is φ = 751597000.

The previous prime is 1528275113. The next prime is 1528275173. The reversal of 1528275142 is 2415728251.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48717 + ... + 73687.

It is an arithmetic number, because the mean of its divisors is an integer number (145636704).

Almost surely, 2^1528275142 is an apocalyptic number.

1528275142 is a deficient number, since it is larger than the sum of its proper divisors (801912122).

1528275142 is a wasteful number, since it uses less digits than its factorization.

1528275142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25475.

The product of its digits is 44800, while the sum is 37.

The square root of 1528275142 is about 39093.1597853128. The cubic root of 1528275142 is about 1151.8621731609.

The spelling of 1528275142 in words is "one billion, five hundred twenty-eight million, two hundred seventy-five thousand, one hundred forty-two".