161234829 has 12 divisors (see below), whose sum is σ = 266165536. Its totient is φ = 92134152.

The previous prime is 161234819. The next prime is 161234833. The reversal of 161234829 is 928432161.

161234829 is a `hidden beast` number, since 1 + 612 + 34 + 8 + 2 + 9 = 666.

It is not a de Polignac number, because 161234829 - 2⁵ = 161234797 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 161234793 and 161234802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161234819) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1279579 + ... + 1279704.

Almost surely, 2^161234829 is an apocalyptic number.

It is an amenable number.

161234829 is a deficient number, since it is larger than the sum of its proper divisors (104930707).

161234829 is a wasteful number, since it uses less digits than its factorization.

161234829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559296 (or 2559293 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 161234829 is about 12697.8277276076. The cubic root of 161234829 is about 544.2765464682.

The spelling of 161234829 in words is "one hundred sixty-one million, two hundred thirty-four thousand, eight hundred twenty-nine".