1345345436 has 12 divisors (see below), whose sum is σ = 2370156600. Its totient is φ = 668157840.

The previous prime is 1345345411. The next prime is 1345345453. The reversal of 1345345436 is 6345435431.

It is a self number, because there is not a number n which added to its sum of digits gives 1345345436.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1128050 + ... + 1129241.

It is an arithmetic number, because the mean of its divisors is an integer number (197513050).

Almost surely, 2^1345345436 is an apocalyptic number.

It is an amenable number.

1345345436 is a deficient number, since it is larger than the sum of its proper divisors (1024811164).

1345345436 is a wasteful number, since it uses less digits than its factorization.

1345345436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257444 (or 2257442 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

The square root of 1345345436 is about 36678.9508574059. The cubic root of 1345345436 is about 1103.9377973338.

The spelling of 1345345436 in words is "one billion, three hundred forty-five million, three hundred forty-five thousand, four hundred thirty-six".