1351105563 has 16 divisors (see below), whose sum is σ = 1864615680. Its totient is φ = 869200416.

The previous prime is 1351105543. The next prime is 1351105577. The reversal of 1351105563 is 3655011531.

It is not a de Polignac number, because 1351105563 - 2⁶ = 1351105499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1351105563.

It is not an unprimeable number, because it can be changed into a prime (1351105543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227356 + ... + 233222.

It is an arithmetic number, because the mean of its divisors is an integer number (116538480).

Almost surely, 2^1351105563 is an apocalyptic number.

1351105563 is a deficient number, since it is larger than the sum of its proper divisors (513510117).

1351105563 is a wasteful number, since it uses less digits than its factorization.

1351105563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8546.

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 1351105563 is about 36757.3878696515. The cubic root of 1351105563 is about 1105.5110657106.

The spelling of 1351105563 in words is "one billion, three hundred fifty-one million, one hundred five thousand, five hundred sixty-three".