52319121 has 4 divisors (see below), whose sum is σ = 69758832. Its totient is φ = 34879412.

The previous prime is 52319117. The next prime is 52319123. The reversal of 52319121 is 12191325.

52319121 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 52319121 - 2² = 52319117 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52319091 and 52319100.

It is not an unprimeable number, because it can be changed into a prime (52319123) 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, 8719851 + ... + 8719856.

It is an arithmetic number, because the mean of its divisors is an integer number (17439708).

Almost surely, 2^52319121 is an apocalyptic number.

It is an amenable number.

52319121 is a deficient number, since it is larger than the sum of its proper divisors (17439711).

52319121 is a wasteful number, since it uses less digits than its factorization.

52319121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17439710.

The product of its digits is 540, while the sum is 24.

The square root of 52319121 is about 7233.1957667410. The cubic root of 52319121 is about 374.0130992390.

The spelling of 52319121 in words is "fifty-two million, three hundred nineteen thousand, one hundred twenty-one".