52161559 has 8 divisors (see below), whose sum is σ = 55293840. Its totient is φ = 49036416.

The previous prime is 52161547. The next prime is 52161563. The reversal of 52161559 is 95516125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52161559 - 2⁹ = 52161047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52161589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24177 + ... + 26245.

It is an arithmetic number, because the mean of its divisors is an integer number (6911730).

Almost surely, 2^52161559 is an apocalyptic number.

52161559 is a deficient number, since it is larger than the sum of its proper divisors (3132281).

52161559 is a wasteful number, since it uses less digits than its factorization.

52161559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3569.

The product of its digits is 13500, while the sum is 34.

The square root of 52161559 is about 7222.2959645808. The cubic root of 52161559 is about 373.6372678205.

The spelling of 52161559 in words is "fifty-two million, one hundred sixty-one thousand, five hundred fifty-nine".