1366060563 has 36 divisors (see below), whose sum is σ = 2323070568. Its totient is φ = 771180480.

The previous prime is 1366060561. The next prime is 1366060583. The reversal of 1366060563 is 3650606631.

It is a happy number.

1366060563 is a `hidden beast` number, since 1 + 36 + 6 + 0 + 60 + 563 = 666.

It is not a de Polignac number, because 1366060563 - 2¹ = 1366060561 is a prime.

It is a super-2 number, since 2×1366060563² = 3732242923567753938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1366060561) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17943 + ... + 55263.

It is an arithmetic number, because the mean of its divisors is an integer number (64529738).

Almost surely, 2^1366060563 is an apocalyptic number.

1366060563 is a deficient number, since it is larger than the sum of its proper divisors (957010005).

1366060563 is a wasteful number, since it uses less digits than its factorization.

1366060563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37424 (or 37414 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 1366060563 is about 36960.2565332006. The cubic root of 1366060563 is about 1109.5749699728.

The spelling of 1366060563 in words is "one billion, three hundred sixty-six million, sixty thousand, five hundred sixty-three".