53355369 has 16 divisors (see below), whose sum is σ = 73412352. Its totient is φ = 34443648.

The previous prime is 53355353. The next prime is 53355373. The reversal of 53355369 is 96355335.

It is a happy number.

53355369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53355369 - 2⁴ = 53355353 is a prime.

It is a super-2 number, since 2×53355369² = 5693590802252322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53355319) 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 15 ways as a sum of consecutive naturals, for example, 24832 + ... + 26894.

It is an arithmetic number, because the mean of its divisors is an integer number (4588272).

Almost surely, 2^53355369 is an apocalyptic number.

It is an amenable number.

53355369 is a deficient number, since it is larger than the sum of its proper divisors (20056983).

53355369 is a wasteful number, since it uses less digits than its factorization.

53355369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336.

The product of its digits is 182250, while the sum is 39.

The square root of 53355369 is about 7304.4759565625. The cubic root of 53355369 is about 376.4662453050.

The spelling of 53355369 in words is "fifty-three million, three hundred fifty-five thousand, three hundred sixty-nine".