53385453 has 16 divisors (see below), whose sum is σ = 86280000. Its totient is φ = 32354640.

The previous prime is 53385443. The next prime is 53385463. The reversal of 53385453 is 35458335.

53385453 is a `hidden beast` number, since 533 + 85 + 45 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (53385443) and next prime (53385463).

It is not a de Polignac number, because 53385453 - 2⁸ = 53385197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53385443) 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, 89578 + ... + 90171.

It is an arithmetic number, because the mean of its divisors is an integer number (5392500).

Almost surely, 2^53385453 is an apocalyptic number.

It is an amenable number.

53385453 is a deficient number, since it is larger than the sum of its proper divisors (32894547).

53385453 is a wasteful number, since it uses less digits than its factorization.

53385453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179769 (or 179763 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 53385453 is about 7306.5349516717. The cubic root of 53385453 is about 376.5369878425.

The spelling of 53385453 in words is "fifty-three million, three hundred eighty-five thousand, four hundred fifty-three".