1301134563 has 24 divisors (see below), whose sum is σ = 1981168560. Its totient is φ = 843955200.

The previous prime is 1301134543. The next prime is 1301134589. The reversal of 1301134563 is 3654311031.

It is not a de Polignac number, because 1301134563 - 2⁵ = 1301134531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1301134543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19363 + ... + 54563.

It is an arithmetic number, because the mean of its divisors is an integer number (82548690).

Almost surely, 2^1301134563 is an apocalyptic number.

1301134563 is a deficient number, since it is larger than the sum of its proper divisors (680033997).

1301134563 is an equidigital number, since it uses as much as digits as its factorization.

1301134563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35284 (or 35241 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 1301134563 is about 36071.2428812759. The cubic root of 1301134563 is about 1091.7102917619.

Adding to 1301134563 its reverse (3654311031), we get a palindrome (4955445594).

It can be divided in two parts, 13011 and 34563, that added together give a palindrome (47574).

The spelling of 1301134563 in words is "one billion, three hundred one million, one hundred thirty-four thousand, five hundred sixty-three".