53316173 has 4 divisors (see below), whose sum is σ = 54556128. Its totient is φ = 52076220.

The previous prime is 53316169. The next prime is 53316191. The reversal of 53316173 is 37161335.

It is a happy number.

53316173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 53316173 - 2² = 53316169 is a prime.

It is a super-2 number, since 2×53316173² = 5685228606731858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53316163) 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 3 ways as a sum of consecutive naturals, for example, 619913 + ... + 619998.

It is an arithmetic number, because the mean of its divisors is an integer number (13639032).

Almost surely, 2^53316173 is an apocalyptic number.

It is an amenable number.

53316173 is a deficient number, since it is larger than the sum of its proper divisors (1239955).

53316173 is a wasteful number, since it uses less digits than its factorization.

53316173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239954.

The product of its digits is 5670, while the sum is 29.

The square root of 53316173 is about 7301.7924511725. The cubic root of 53316173 is about 376.3740359919.

The spelling of 53316173 in words is "fifty-three million, three hundred sixteen thousand, one hundred seventy-three".