53166961 has 8 divisors (see below), whose sum is σ = 56052864. Its totient is φ = 50328960.

The previous prime is 53166941. The next prime is 53166983. The reversal of 53166961 is 16966135.

53166961 = 424² + 425² + ... + 617².

53166961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53166961 - 2⁷ = 53166833 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 53166961.

It is not an unprimeable number, because it can be changed into a prime (53166931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9685 + ... + 14146.

It is an arithmetic number, because the mean of its divisors is an integer number (7006608).

Almost surely, 2^53166961 is an apocalyptic number.

It is an amenable number.

53166961 is a deficient number, since it is larger than the sum of its proper divisors (2885903).

53166961 is a wasteful number, since it uses less digits than its factorization.

53166961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23951.

The product of its digits is 29160, while the sum is 37.

The square root of 53166961 is about 7291.5678012345. The cubic root of 53166961 is about 376.0225979515.

The spelling of 53166961 in words is "fifty-three million, one hundred sixty-six thousand, nine hundred sixty-one".