1452215864287 has 4 divisors (see below), whose sum is σ = 1468532896560. Its totient is φ = 1435898832016.

The previous prime is 1452215864263. The next prime is 1452215864291. The reversal of 1452215864287 is 7824685122541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452215864287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452215864887) 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, 8158516003 + ... + 8158516180.

It is an arithmetic number, because the mean of its divisors is an integer number (367133224140).

Almost surely, 2^{1452215864287} is an apocalyptic number.

1452215864287 is a deficient number, since it is larger than the sum of its proper divisors (16317032273).

1452215864287 is an equidigital number, since it uses as much as digits as its factorization.

1452215864287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16317032272.

The product of its digits is 8601600, while the sum is 55.

The spelling of 1452215864287 in words is "one trillion, four hundred fifty-two billion, two hundred fifteen million, eight hundred sixty-four thousand, two hundred eighty-seven".