146342161 has 32 divisors (see below), whose sum is σ = 184504320. Its totient is φ = 113270400.

The previous prime is 146342101. The next prime is 146342173. The reversal of 146342161 is 161243641.

It is not a de Polignac number, because 146342161 - 2¹¹ = 146340113 is a prime.

It is a super-2 number, since 2×146342161² = 42832056172299842, which contains 22 as substring.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (146342101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256006 + ... + 256576.

It is an arithmetic number, because the mean of its divisors is an integer number (5765760).

Almost surely, 2^146342161 is an apocalyptic number.

It is an amenable number.

146342161 is a deficient number, since it is larger than the sum of its proper divisors (38162159).

146342161 is a wasteful number, since it uses less digits than its factorization.

146342161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685.

The product of its digits is 3456, while the sum is 28.

The square root of 146342161 is about 12097.1964107391. The cubic root of 146342161 is about 526.9747679614.

The spelling of 146342161 in words is "one hundred forty-six million, three hundred forty-two thousand, one hundred sixty-one".