1361434455165 has 8 divisors (see below), whose sum is σ = 2178295128288. Its totient is φ = 726098376080.

The previous prime is 1361434455113. The next prime is 1361434455169. The reversal of 1361434455165 is 5615544341631.

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

It is not a de Polignac number, because 1361434455165 - 2³⁴ = 1344254585981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361434455169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45381148491 + ... + 45381148520.

It is an arithmetic number, because the mean of its divisors is an integer number (272286891036).

Almost surely, 2^{1361434455165} is an apocalyptic number.

1361434455165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1361434455165 is a deficient number, since it is larger than the sum of its proper divisors (816860673123).

1361434455165 is an equidigital number, since it uses as much as digits as its factorization.

1361434455165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90762297019.

The product of its digits is 2592000, while the sum is 48.

Adding to 1361434455165 its reverse (5615544341631), we get a palindrome (6976978796796).

The spelling of 1361434455165 in words is "one trillion, three hundred sixty-one billion, four hundred thirty-four million, four hundred fifty-five thousand, one hundred sixty-five".