361306305 has 16 divisors (see below), whose sum is σ = 642322560. Its totient is φ = 192696624.

The previous prime is 361306303. The next prime is 361306349. The reversal of 361306305 is 503603163.

It is not a de Polignac number, because 361306305 - 2¹ = 361306303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (361306301) 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 15 ways as a sum of consecutive naturals, for example, 1338037 + ... + 1338306.

It is an arithmetic number, because the mean of its divisors is an integer number (40145160).

Almost surely, 2^361306305 is an apocalyptic number.

It is an amenable number.

361306305 is a deficient number, since it is larger than the sum of its proper divisors (281016255).

361306305 is a wasteful number, since it uses less digits than its factorization.

361306305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676357 (or 2676351 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 361306305 is about 19008.0589487722. The cubic root of 361306305 is about 712.2380643815.

Adding to 361306305 its reverse (503603163), we get a palindrome (864909468).

The spelling of 361306305 in words is "three hundred sixty-one million, three hundred six thousand, three hundred five".