1048140571 has 4 divisors (see below), whose sum is σ = 1052489944. Its totient is φ = 1043791200.

The previous prime is 1048140539. The next prime is 1048140631. The reversal of 1048140571 is 1750418401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1048140571 - 2⁵ = 1048140539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1048140371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2174325 + ... + 2174806.

It is an arithmetic number, because the mean of its divisors is an integer number (263122486).

Almost surely, 2^1048140571 is an apocalyptic number.

1048140571 is a deficient number, since it is larger than the sum of its proper divisors (4349373).

1048140571 is an equidigital number, since it uses as much as digits as its factorization.

1048140571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4349372.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 1048140571 is about 32374.9991660232. Note that the first 3 decimals coincide. The cubic root of 1048140571 is about 1015.7960286979.

Adding to 1048140571 its reverse (1750418401), we get a palindrome (2798558972).

The spelling of 1048140571 in words is "one billion, forty-eight million, one hundred forty thousand, five hundred seventy-one".