1345435444 has 12 divisors (see below), whose sum is σ = 2354958144. Its totient is φ = 672590264.

The previous prime is 1345435417. The next prime is 1345435447. The reversal of 1345435444 is 4445345431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345435447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5734 + ... + 52189.

It is an arithmetic number, because the mean of its divisors is an integer number (196246512).

Almost surely, 2^1345435444 is an apocalyptic number.

It is an amenable number.

1345435444 is a deficient number, since it is larger than the sum of its proper divisors (1009522700).

1345435444 is a wasteful number, since it uses less digits than its factorization.

1345435444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63734 (or 63732 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The square root of 1345435444 is about 36680.1778076388. The cubic root of 1345435444 is about 1103.9624157985.

The spelling of 1345435444 in words is "one billion, three hundred forty-five million, four hundred thirty-five thousand, four hundred forty-four".