1065539632 has 20 divisors (see below), whose sum is σ = 2108409696. Its totient is φ = 521433920.

The previous prime is 1065539593. The next prime is 1065539669. The reversal of 1065539632 is 2369355601.

It is a happy number.

It is a super-2 number, since 2×1065539632² = 2270749414725390848, 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, 707719 + ... + 709222.

Almost surely, 2^1065539632 is an apocalyptic number.

It is an amenable number.

1065539632 is a deficient number, since it is larger than the sum of its proper divisors (1042870064).

1065539632 is a wasteful number, since it uses less digits than its factorization.

1065539632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416996 (or 1416990 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 1065539632 is about 32642.6045529458. The cubic root of 1065539632 is about 1021.3859258360.

The spelling of 1065539632 in words is "one billion, sixty-five million, five hundred thirty-nine thousand, six hundred thirty-two".