364665481 has 2 divisors, whose sum is σ = 364665482. Its totient is φ = 364665480.

The previous prime is 364665473. The next prime is 364665491. The reversal of 364665481 is 184566463.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215825481 + 148840000 = 14691^2 + 12200^2 .

It is an emirp because it is prime and its reverse (184566463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 364665481 - 2³ = 364665473 is a prime.

It is a super-2 number, since 2×364665481² = 265961826065922722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (364665421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182332740 + 182332741.

It is an arithmetic number, because the mean of its divisors is an integer number (182332741).

Almost surely, 2^364665481 is an apocalyptic number.

It is an amenable number.

364665481 is a deficient number, since it is larger than the sum of its proper divisors (1).

364665481 is an equidigital number, since it uses as much as digits as its factorization.

364665481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 43.

The square root of 364665481 is about 19096.2164053511. The cubic root of 364665481 is about 714.4385577359.

The spelling of 364665481 in words is "three hundred sixty-four million, six hundred sixty-five thousand, four hundred eighty-one".