1481735582161 has 4 divisors (see below), whose sum is σ = 1516194549232. Its totient is φ = 1447276615092.

The previous prime is 1481735582143. The next prime is 1481735582177. The reversal of 1481735582161 is 1612855371841.

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 a cyclic number.

It is not a de Polignac number, because 1481735582161 - 2¹¹ = 1481735580113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1481735582099 and 1481735582108.

It is not an unprimeable number, because it can be changed into a prime (1481735582191) 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, 17229483471 + ... + 17229483556.

It is an arithmetic number, because the mean of its divisors is an integer number (379048637308).

Almost surely, 2^{1481735582161} is an apocalyptic number.

It is an amenable number.

1481735582161 is a deficient number, since it is larger than the sum of its proper divisors (34458967071).

1481735582161 is an equidigital number, since it uses as much as digits as its factorization.

1481735582161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34458967070.

The product of its digits is 1612800, while the sum is 52.

The spelling of 1481735582161 in words is "one trillion, four hundred eighty-one billion, seven hundred thirty-five million, five hundred eighty-two thousand, one hundred sixty-one".