1383545242564 has 9 divisors (see below), whose sum is σ = 2421208291341. Its totient is φ = 691771445040.

The previous prime is 1383545242561. The next prime is 1383545242579. The reversal of 1383545242564 is 4652425453831.

The square root of 1383545242564 is 1176242.

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

It can be written as a sum of positive squares in only one way, i.e., 417649402564 + 965895840000 = 646258^2 + 982800^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1383545242561) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2058424 + ... + 2646544.

Almost surely, 2^{1383545242564} is an apocalyptic number.

1383545242564 is the 1176242-nd square number.

It is an amenable number.

1383545242564 is a deficient number, since it is larger than the sum of its proper divisors (1037663048777).

1383545242564 is an frugal number, since it uses more digits than its factorization.

1383545242564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176246 (or 588123 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 52.

The spelling of 1383545242564 in words is "one trillion, three hundred eighty-three billion, five hundred forty-five million, two hundred forty-two thousand, five hundred sixty-four".