161353134 has 40 divisors (see below), whose sum is σ = 362346600. Its totient is φ = 53666064.

The previous prime is 161353117. The next prime is 161353151. The reversal of 161353134 is 431353161.

It is an interprime number because it is at equal distance from previous prime (161353117) and next prime (161353151).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 161353098 and 161353107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 103392 + ... + 104940.

It is an arithmetic number, because the mean of its divisors is an integer number (9058665).

Almost surely, 2^161353134 is an apocalyptic number.

161353134 is an abundant number, since it is smaller than the sum of its proper divisors (200993466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161353134 is a wasteful number, since it uses less digits than its factorization.

161353134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206 (or 2197 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 161353134 is about 12702.4853473641. The cubic root of 161353134 is about 544.4096337069.

Adding to 161353134 its sum of digits (27), we get a palindrome (161353161).

The spelling of 161353134 in words is "one hundred sixty-one million, three hundred fifty-three thousand, one hundred thirty-four".