1148665210564 has 9 divisors (see below), whose sum is σ = 2010167869647. Its totient is φ = 574331533524.

The previous prime is 1148665210543. The next prime is 1148665210613. The reversal of 1148665210564 is 4650125668411.

The square root of 1148665210564 is 1071758.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1875577 + ... + 2411455.

Almost surely, 2^{1148665210564} is an apocalyptic number.

1148665210564 is the 1071758-th square number.

It is an amenable number.

1148665210564 is a deficient number, since it is larger than the sum of its proper divisors (861502659083).

1148665210564 is an frugal number, since it uses more digits than its factorization.

1148665210564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071762 (or 535881 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

Multiplying 1148665210564 by its sum of digits (49), we get a square (56284595317636 = 7502306²).

The spelling of 1148665210564 in words is "one trillion, one hundred forty-eight billion, six hundred sixty-five million, two hundred ten thousand, five hundred sixty-four".