53553755 has 4 divisors (see below), whose sum is σ = 64264512. Its totient is φ = 42843000.

The previous prime is 53553743. The next prime is 53553767. The reversal of 53553755 is 55735535.

It is a happy number.

53553755 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.

It is an interprime number because it is at equal distance from previous prime (53553743) and next prime (53553767).

It is not a de Polignac number, because 53553755 - 2¹⁶ = 53488219 is a prime.

It is a Duffinian number.

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, 5355371 + ... + 5355380.

It is an arithmetic number, because the mean of its divisors is an integer number (16066128).

Almost surely, 2^53553755 is an apocalyptic number.

53553755 is a deficient number, since it is larger than the sum of its proper divisors (10710757).

53553755 is a wasteful number, since it uses less digits than its factorization.

53553755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10710756.

The product of its digits is 196875, while the sum is 38.

The square root of 53553755 is about 7318.0431127454. The cubic root of 53553755 is about 376.9322606237.

The spelling of 53553755 in words is "fifty-three million, five hundred fifty-three thousand, seven hundred fifty-five".