55355453 has 4 divisors (see below), whose sum is σ = 56705628. Its totient is φ = 54005280.

The previous prime is 55355449. The next prime is 55355471. The reversal of 55355453 is 35455355.

55355453 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 can be written as a sum of positive squares in 2 ways, for example, as 8048569 + 47306884 = 2837^2 + 6878^2 .

It is a cyclic number.

It is not a de Polignac number, because 55355453 - 2² = 55355449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55355473) 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, 675026 + ... + 675107.

It is an arithmetic number, because the mean of its divisors is an integer number (14176407).

Almost surely, 2^55355453 is an apocalyptic number.

It is an amenable number.

55355453 is a deficient number, since it is larger than the sum of its proper divisors (1350175).

55355453 is a wasteful number, since it uses less digits than its factorization.

55355453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350174.

The product of its digits is 112500, while the sum is 35.

The square root of 55355453 is about 7440.1245285277. The cubic root of 55355453 is about 381.1127425641.

The spelling of 55355453 in words is "fifty-five million, three hundred fifty-five thousand, four hundred fifty-three".