1145160563 has 16 divisors (see below), whose sum is σ = 1200409056. Its totient is φ = 1091543040.

The previous prime is 1145160539. The next prime is 1145160617. The reversal of 1145160563 is 3650615411.

It is a cyclic number.

It is not a de Polignac number, because 1145160563 - 2²⁸ = 876725107 is a prime.

It is a super-2 number, since 2×1145160563² = 2622785430100953938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145160763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302603 + ... + 306363.

It is an arithmetic number, because the mean of its divisors is an integer number (75025566).

Almost surely, 2^1145160563 is an apocalyptic number.

1145160563 is a deficient number, since it is larger than the sum of its proper divisors (55248493).

1145160563 is an equidigital number, since it uses as much as digits as its factorization.

1145160563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3974.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1145160563 is about 33840.2210837932. The cubic root of 1145160563 is about 1046.2178556499.

Adding to 1145160563 its reverse (3650615411), we get a palindrome (4795775974).

The spelling of 1145160563 in words is "one billion, one hundred forty-five million, one hundred sixty thousand, five hundred sixty-three".