53167771 has 4 divisors (see below), whose sum is σ = 53218944. Its totient is φ = 53116600.

The previous prime is 53167753. The next prime is 53167811. The reversal of 53167771 is 17776135.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53167771 - 2¹⁵ = 53135003 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 53167771.

It is not an unprimeable number, because it can be changed into a prime (53165771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23995 + ... + 26116.

It is an arithmetic number, because the mean of its divisors is an integer number (13304736).

Almost surely, 2^53167771 is an apocalyptic number.

53167771 is a deficient number, since it is larger than the sum of its proper divisors (51173).

53167771 is a wasteful number, since it uses less digits than its factorization.

53167771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51172.

The product of its digits is 30870, while the sum is 37.

The square root of 53167771 is about 7291.6233446332. The cubic root of 53167771 is about 376.0245075130.

The spelling of 53167771 in words is "fifty-three million, one hundred sixty-seven thousand, seven hundred seventy-one".