1345956634 has 32 divisors (see below), whose sum is σ = 2238192000. Its totient is φ = 601957440.

The previous prime is 1345956617. The next prime is 1345956649. The reversal of 1345956634 is 4366595431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355419 + ... + 359185.

It is an arithmetic number, because the mean of its divisors is an integer number (69943500).

Almost surely, 2^1345956634 is an apocalyptic number.

1345956634 is a deficient number, since it is larger than the sum of its proper divisors (892235366).

1345956634 is a wasteful number, since it uses less digits than its factorization.

1345956634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038.

The product of its digits is 1166400, while the sum is 46.

The square root of 1345956634 is about 36687.2816381917. The cubic root of 1345956634 is about 1104.1049470746.

The spelling of 1345956634 in words is "one billion, three hundred forty-five million, nine hundred fifty-six thousand, six hundred thirty-four".