1257282652 has 6 divisors (see below), whose sum is σ = 2200244648. Its totient is φ = 628641324.

The previous prime is 1257282641. The next prime is 1257282667. The reversal of 1257282652 is 2562827521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157160328 + ... + 157160335.

Almost surely, 2^1257282652 is an apocalyptic number.

It is an amenable number.

1257282652 is a deficient number, since it is larger than the sum of its proper divisors (942961996).

1257282652 is a wasteful number, since it uses less digits than its factorization.

1257282652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314320667 (or 314320665 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 1257282652 is about 35458.1817356728. The cubic root of 1257282652 is about 1079.3052951140.

The spelling of 1257282652 in words is "one billion, two hundred fifty-seven million, two hundred eighty-two thousand, six hundred fifty-two".