161346413 has 8 divisors (see below), whose sum is σ = 166707456. Its totient is φ = 155995200.

The previous prime is 161346397. The next prime is 161346431. The reversal of 161346413 is 314643161.

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 161346413 - 2⁴ = 161346397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161346463) 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, 47045 + ... + 50357.

It is an arithmetic number, because the mean of its divisors is an integer number (20838432).

Almost surely, 2^161346413 is an apocalyptic number.

It is an amenable number.

161346413 is a deficient number, since it is larger than the sum of its proper divisors (5361043).

161346413 is a wasteful number, since it uses less digits than its factorization.

161346413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4915.

The product of its digits is 5184, while the sum is 29.

The square root of 161346413 is about 12702.2207900823. The cubic root of 161346413 is about 544.4020746595.

Adding to 161346413 its reverse (314643161), we get a palindrome (475989574).

The spelling of 161346413 in words is "one hundred sixty-one million, three hundred forty-six thousand, four hundred thirteen".