1575163082 has 4 divisors (see below), whose sum is σ = 2362744626. Its totient is φ = 787581540.

The previous prime is 1575163081. The next prime is 1575163087. The reversal of 1575163082 is 2803615751.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2803615751 = 23 ⋅121896337.

It can be written as a sum of positive squares in only one way, i.e., 1377226321 + 197936761 = 37111^2 + 14069^2 .

It is a super-2 number, since 2×1575163082² = 4962277469791477448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1575163081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393790769 + ... + 393790772.

Almost surely, 2^1575163082 is an apocalyptic number.

1575163082 is a deficient number, since it is larger than the sum of its proper divisors (787581544).

1575163082 is an equidigital number, since it uses as much as digits as its factorization.

1575163082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787581543.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 1575163082 is about 39688.3242528580. The cubic root of 1575163082 is about 1163.5235416298.

The spelling of 1575163082 in words is "one billion, five hundred seventy-five million, one hundred sixty-three thousand, eighty-two".