1057271464 has 16 divisors (see below), whose sum is σ = 1994548320. Its totient is φ = 525391920.

The previous prime is 1057271447. The next prime is 1057271471. The reversal of 1057271464 is 4641727501.

1057271464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1057271464² = 2235645897177406592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404092 + ... + 406699.

It is an arithmetic number, because the mean of its divisors is an integer number (124659270).

Almost surely, 2^1057271464 is an apocalyptic number.

It is an amenable number.

1057271464 is a deficient number, since it is larger than the sum of its proper divisors (937276856).

1057271464 is a wasteful number, since it uses less digits than its factorization.

1057271464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810960 (or 810956 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 1057271464 is about 32515.7110332836. The cubic root of 1057271464 is about 1018.7372121094.

Adding to 1057271464 its reverse (4641727501), we get a palindrome (5698998965).

The spelling of 1057271464 in words is "one billion, fifty-seven million, two hundred seventy-one thousand, four hundred sixty-four".