1455800717161 has 4 divisors (see below), whose sum is σ = 1663772248192. Its totient is φ = 1247829186132.

The previous prime is 1455800717149. The next prime is 1455800717183. The reversal of 1455800717161 is 1617170085541.

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 1455800717161 - 2²¹ = 1455798620009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455800717101) 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, 103985765505 + ... + 103985765518.

It is an arithmetic number, because the mean of its divisors is an integer number (415943062048).

Almost surely, 2^{1455800717161} is an apocalyptic number.

It is an amenable number.

1455800717161 is a deficient number, since it is larger than the sum of its proper divisors (207971531031).

1455800717161 is an equidigital number, since it uses as much as digits as its factorization.

1455800717161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207971531030.

The product of its (nonzero) digits is 235200, while the sum is 46.

The spelling of 1455800717161 in words is "one trillion, four hundred fifty-five billion, eight hundred million, seven hundred seventeen thousand, one hundred sixty-one".