52140122 has 8 divisors (see below), whose sum is σ = 82810836. Its totient is φ = 24536512.

The previous prime is 52140097. The next prime is 52140131. The reversal of 52140122 is 22104125.

52140122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40436881 + 11703241 = 6359^2 + 3421^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 52140122.

It is an unprimeable number.

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, 766733 + ... + 766800.

Almost surely, 2^52140122 is an apocalyptic number.

52140122 is a deficient number, since it is larger than the sum of its proper divisors (30670714).

52140122 is a wasteful number, since it uses less digits than its factorization.

52140122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533552.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 52140122 is about 7220.8117272229. The cubic root of 52140122 is about 373.5860758459.

Adding to 52140122 its reverse (22104125), we get a palindrome (74244247).

The spelling of 52140122 in words is "fifty-two million, one hundred forty thousand, one hundred twenty-two".