159461 has 4 divisors (see below), whose sum is σ = 160524. Its totient is φ = 158400.

The previous prime is 159457. The next prime is 159463. The reversal of 159461 is 164951.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 11236 + 148225 = 106^2 + 385^2 .

It is a cyclic number.

It is not a de Polignac number, because 159461 - 2² = 159457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 159461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260 + ... + 621.

It is an arithmetic number, because the mean of its divisors is an integer number (40131).

2¹⁵⁹⁴⁶¹ is an apocalyptic number.

It is an amenable number.

159461 is a deficient number, since it is larger than the sum of its proper divisors (1063).

159461 is an equidigital number, since it uses as much as digits as its factorization.

159461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062.

The product of its digits is 1080, while the sum is 26.

The square root of 159461 is about 399.3256816184. The cubic root of 159461 is about 54.2273224534.

The spelling of 159461 in words is "one hundred fifty-nine thousand, four hundred sixty-one".