161341461325 has 12 divisors (see below), whose sum is σ = 218250995328. Its totient is φ = 117339244400.

The previous prime is 161341461317. The next prime is 161341461331. The reversal of 161341461325 is 523164143161.

It is not a de Polignac number, because 161341461325 - 2³ = 161341461317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293347837 + ... + 293348386.

It is an arithmetic number, because the mean of its divisors is an integer number (18187582944).

Almost surely, 2^161341461325 is an apocalyptic number.

It is an amenable number.

161341461325 is a deficient number, since it is larger than the sum of its proper divisors (56909534003).

161341461325 is a wasteful number, since it uses less digits than its factorization.

161341461325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586696244 (or 586696239 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The spelling of 161341461325 in words is "one hundred sixty-one billion, three hundred forty-one million, four hundred sixty-one thousand, three hundred twenty-five".