1361441165 has 8 divisors (see below), whose sum is σ = 1867119360. Its totient is φ = 933559632.

The previous prime is 1361441153. The next prime is 1361441171. The reversal of 1361441165 is 5611441631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1361441165 - 2⁴ = 1361441149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19449125 + ... + 19449194.

It is an arithmetic number, because the mean of its divisors is an integer number (233389920).

Almost surely, 2^1361441165 is an apocalyptic number.

It is an amenable number.

1361441165 is a deficient number, since it is larger than the sum of its proper divisors (505678195).

1361441165 is an equidigital number, since it uses as much as digits as its factorization.

1361441165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38898331.

The product of its digits is 8640, while the sum is 32.

The square root of 1361441165 is about 36897.7121919503. The cubic root of 1361441165 is about 1108.3228642550.

Adding to 1361441165 its reverse (5611441631), we get a palindrome (6972882796).

The spelling of 1361441165 in words is "one billion, three hundred sixty-one million, four hundred forty-one thousand, one hundred sixty-five".