53383121 has 16 divisors (see below), whose sum is σ = 59721408. Its totient is φ = 47308800.

The previous prime is 53383093. The next prime is 53383123. The reversal of 53383121 is 12138335.

It is not a de Polignac number, because 53383121 - 2²² = 49188817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53383123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82961 + ... + 83601.

It is an arithmetic number, because the mean of its divisors is an integer number (3732588).

Almost surely, 2^53383121 is an apocalyptic number.

It is an amenable number.

53383121 is a deficient number, since it is larger than the sum of its proper divisors (6338287).

53383121 is a wasteful number, since it uses less digits than its factorization.

53383121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its digits is 2160, while the sum is 26.

The square root of 53383121 is about 7306.3753667602. The cubic root of 53383121 is about 376.5315050939.

The spelling of 53383121 in words is "fifty-three million, three hundred eighty-three thousand, one hundred twenty-one".