1802423134171 has 8 divisors (see below), whose sum is σ = 1966419572544. Its totient is φ = 1638449994120.

The previous prime is 1802423134093. The next prime is 1802423134181. The reversal of 1802423134171 is 1714313242081.

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 1802423134171 - 2⁹ = 1802423133659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1802423134171.

It is not an unprimeable number, because it can be changed into a prime (1802423134181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5662621 + ... + 5972446.

It is an arithmetic number, because the mean of its divisors is an integer number (245802446568).

Almost surely, 2^{1802423134171} is an apocalyptic number.

1802423134171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1802423134171 is a deficient number, since it is larger than the sum of its proper divisors (163996438373).

1802423134171 is a wasteful number, since it uses less digits than its factorization.

1802423134171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11649161.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 1802423134171 in words is "one trillion, eight hundred two billion, four hundred twenty-three million, one hundred thirty-four thousand, one hundred seventy-one".