1345664135 has 16 divisors (see below), whose sum is σ = 1622967840. Its totient is φ = 1071100800.

The previous prime is 1345664093. The next prime is 1345664141. The reversal of 1345664135 is 5314665431.

It is not a de Polignac number, because 1345664135 - 2¹² = 1345660039 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1327889 + ... + 1328901.

It is an arithmetic number, because the mean of its divisors is an integer number (101435490).

Almost surely, 2^1345664135 is an apocalyptic number.

1345664135 is a deficient number, since it is larger than the sum of its proper divisors (277303705).

1345664135 is a wasteful number, since it uses less digits than its factorization.

1345664135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098.

The product of its digits is 129600, while the sum is 38.

The square root of 1345664135 is about 36683.2950401133. The cubic root of 1345664135 is about 1104.0249610924.

The spelling of 1345664135 in words is "one billion, three hundred forty-five million, six hundred sixty-four thousand, one hundred thirty-five".