745056163 has 4 divisors (see below), whose sum is σ = 746834760. Its totient is φ = 743277568.

The previous prime is 745056149. The next prime is 745056187. The reversal of 745056163 is 361650547.

745056163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 745056163 - 2⁵ = 745056131 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745057163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888670 + ... + 889507.

It is an arithmetic number, because the mean of its divisors is an integer number (186708690).

Almost surely, 2^745056163 is an apocalyptic number.

745056163 is a deficient number, since it is larger than the sum of its proper divisors (1778597).

745056163 is a wasteful number, since it uses less digits than its factorization.

745056163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778596.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 745056163 is about 27295.7169350798. The cubic root of 745056163 is about 906.5595497883.

The spelling of 745056163 in words is "seven hundred forty-five million, fifty-six thousand, one hundred sixty-three".