756481163 has 2 divisors, whose sum is σ = 756481164. Its totient is φ = 756481162.

The previous prime is 756481157. The next prime is 756481217. The reversal of 756481163 is 361184657.

It is a weak prime.

It is an emirp because it is prime and its reverse (361184657) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 756481163 - 2²² = 752286859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 756481163.

It is not a weakly prime, because it can be changed into another prime (756481123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378240581 + 378240582.

It is an arithmetic number, because the mean of its divisors is an integer number (378240582).

Almost surely, 2^756481163 is an apocalyptic number.

756481163 is a deficient number, since it is larger than the sum of its proper divisors (1).

756481163 is an equidigital number, since it uses as much as digits as its factorization.

756481163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 756481163 is about 27504.2026425054. The cubic root of 756481163 is about 911.1699170116.

The spelling of 756481163 in words is "seven hundred fifty-six million, four hundred eighty-one thousand, one hundred sixty-three".