53353477 has 2 divisors, whose sum is σ = 53353478. Its totient is φ = 53353476.

The previous prime is 53353471. The next prime is 53353481. The reversal of 53353477 is 77435335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27941796 + 25411681 = 5286^2 + 5041^2 .

It is a cyclic number.

It is not a de Polignac number, because 53353477 - 2¹¹ = 53351429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53353471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26676738 + 26676739.

It is an arithmetic number, because the mean of its divisors is an integer number (26676739).

Almost surely, 2^53353477 is an apocalyptic number.

It is an amenable number.

53353477 is a deficient number, since it is larger than the sum of its proper divisors (1).

53353477 is an equidigital number, since it uses as much as digits as its factorization.

53353477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 37.

The square root of 53353477 is about 7304.3464457814. The cubic root of 53353477 is about 376.4617953776.

The spelling of 53353477 in words is "fifty-three million, three hundred fifty-three thousand, four hundred seventy-seven".