365020163 has 4 divisors (see below), whose sum is σ = 373509048. Its totient is φ = 356531280.

The previous prime is 365020151. The next prime is 365020193. The reversal of 365020163 is 361020563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361020563 = 1583 ⋅228061.

It is a cyclic number.

It is not a de Polignac number, because 365020163 - 2¹⁰ = 365019139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (365020193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4244378 + ... + 4244463.

It is an arithmetic number, because the mean of its divisors is an integer number (93377262).

Almost surely, 2^365020163 is an apocalyptic number.

365020163 is a deficient number, since it is larger than the sum of its proper divisors (8488885).

365020163 is an equidigital number, since it uses as much as digits as its factorization.

365020163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8488884.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 365020163 is about 19105.5008570830. The cubic root of 365020163 is about 714.6701091169.

The spelling of 365020163 in words is "three hundred sixty-five million, twenty thousand, one hundred sixty-three".