1345632556 has 24 divisors (see below), whose sum is σ = 2405302256. Its totient is φ = 658532160.

The previous prime is 1345632527. The next prime is 1345632643. The reversal of 1345632556 is 6552365431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26086 + ... + 58066.

Almost surely, 2^1345632556 is an apocalyptic number.

It is an amenable number.

1345632556 is a deficient number, since it is larger than the sum of its proper divisors (1059669700).

1345632556 is a wasteful number, since it uses less digits than its factorization.

1345632556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32209 (or 32207 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

The square root of 1345632556 is about 36682.8646100601. The cubic root of 1345632556 is about 1104.0163248916.

Adding to 1345632556 its reverse (6552365431), we get a palindrome (7897997987).

The spelling of 1345632556 in words is "one billion, three hundred forty-five million, six hundred thirty-two thousand, five hundred fifty-six".