534657161 has 4 divisors (see below), whose sum is σ = 534737424. Its totient is φ = 534576900.

The previous prime is 534657139. The next prime is 534657187. The reversal of 534657161 is 161756435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 161756435 = 5 ⋅32351287.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534657161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534627161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29135 + ... + 43796.

It is an arithmetic number, because the mean of its divisors is an integer number (133684356).

Almost surely, 2^534657161 is an apocalyptic number.

It is an amenable number.

534657161 is a deficient number, since it is larger than the sum of its proper divisors (80263).

534657161 is an equidigital number, since it uses as much as digits as its factorization.

534657161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80262.

The product of its digits is 75600, while the sum is 38.

The square root of 534657161 is about 23122.6547135055. The cubic root of 534657161 is about 811.6306939482.

The spelling of 534657161 in words is "five hundred thirty-four million, six hundred fifty-seven thousand, one hundred sixty-one".