365382813 has 4 divisors (see below), whose sum is σ = 487177088. Its totient is φ = 243588540.

The previous prime is 365382799. The next prime is 365382839. The reversal of 365382813 is 318283563.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 365382813 - 2¹⁰ = 365381789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (365382883) 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, 60897133 + ... + 60897138.

It is an arithmetic number, because the mean of its divisors is an integer number (121794272).

Almost surely, 2^365382813 is an apocalyptic number.

It is an amenable number.

365382813 is a deficient number, since it is larger than the sum of its proper divisors (121794275).

365382813 is a wasteful number, since it uses less digits than its factorization.

365382813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121794274.

The product of its digits is 103680, while the sum is 39.

The square root of 365382813 is about 19114.9892231202. The cubic root of 365382813 is about 714.9067073088.

The spelling of 365382813 in words is "three hundred sixty-five million, three hundred eighty-two thousand, eight hundred thirteen".