1065147472 has 10 divisors (see below), whose sum is σ = 2063723258. Its totient is φ = 532573728.

The previous prime is 1065147469. The next prime is 1065147497. The reversal of 1065147472 is 2747415601.

It can be written as a sum of positive squares in only one way, i.e., 722749456 + 342398016 = 26884^2 + 18504^2 .

It is a super-2 number, since 2×1065147472² = 2269078274215981568, which contains 22 as substring.

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, 33285843 + ... + 33285874.

Almost surely, 2^1065147472 is an apocalyptic number.

It is an amenable number.

1065147472 is a deficient number, since it is larger than the sum of its proper divisors (998575786).

1065147472 is an equidigital number, since it uses as much as digits as its factorization.

1065147472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66571725 (or 66571719 counting only the distinct ones).

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

The square root of 1065147472 is about 32636.5971265388. The cubic root of 1065147472 is about 1021.2606072207.

The spelling of 1065147472 in words is "one billion, sixty-five million, one hundred forty-seven thousand, four hundred seventy-two".