45505163 has 4 divisors (see below), whose sum is σ = 49642008. Its totient is φ = 41368320.

The previous prime is 45505139. The next prime is 45505181. The reversal of 45505163 is 36150554.

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 45505163 - 2⁶ = 45505099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45505123) 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, 2068406 + ... + 2068427.

It is an arithmetic number, because the mean of its divisors is an integer number (12410502).

Almost surely, 2^45505163 is an apocalyptic number.

45505163 is a deficient number, since it is larger than the sum of its proper divisors (4136845).

45505163 is a wasteful number, since it uses less digits than its factorization.

45505163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136844.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 45505163 is about 6745.7514777821. The cubic root of 45505163 is about 357.0153518861.

The spelling of 45505163 in words is "forty-five million, five hundred five thousand, one hundred sixty-three".