1364664345 has 16 divisors (see below), whose sum is σ = 2381959872. Its totient is φ = 661655360.

The previous prime is 1364664319. The next prime is 1364664401. The reversal of 1364664345 is 5434664631.

It is not a de Polignac number, because 1364664345 - 2¹¹ = 1364662297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1364664297 and 1364664306.

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, 4135182 + ... + 4135511.

It is an arithmetic number, because the mean of its divisors is an integer number (148872492).

Almost surely, 2^1364664345 is an apocalyptic number.

1364664345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1364664345 is a deficient number, since it is larger than the sum of its proper divisors (1017295527).

1364664345 is a wasteful number, since it uses less digits than its factorization.

1364664345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8270712.

The product of its digits is 622080, while the sum is 42.

The square root of 1364664345 is about 36941.3636050431. The cubic root of 1364664345 is about 1109.1968177175.

The spelling of 1364664345 in words is "one billion, three hundred sixty-four million, six hundred sixty-four thousand, three hundred forty-five".