53133504121 has 4 divisors (see below), whose sum is σ = 53254537600. Its totient is φ = 53012470644.

The previous prime is 53133504103. The next prime is 53133504181. The reversal of 53133504121 is 12140533135.

It is a happy number.

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 53133504121 - 2⁷ = 53133503993 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 53133504121.

It is not an unprimeable number, because it can be changed into a prime (53133504101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60516081 + ... + 60516958.

It is an arithmetic number, because the mean of its divisors is an integer number (13313634400).

Almost surely, 2^53133504121 is an apocalyptic number.

It is an amenable number.

53133504121 is a deficient number, since it is larger than the sum of its proper divisors (121033479).

53133504121 is a wasteful number, since it uses less digits than its factorization.

53133504121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121033478.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 53133504121 in words is "fifty-three billion, one hundred thirty-three million, five hundred four thousand, one hundred twenty-one".