53273789 has 2 divisors, whose sum is σ = 53273790. Its totient is φ = 53273788.

The previous prime is 53273749. The next prime is 53273837. The reversal of 53273789 is 98737235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47844889 + 5428900 = 6917^2 + 2330^2 .

It is a cyclic number.

It is not a de Polignac number, because 53273789 - 2²⁰ = 52225213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53273749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26636894 + 26636895.

It is an arithmetic number, because the mean of its divisors is an integer number (26636895).

Almost surely, 2^53273789 is an apocalyptic number.

It is an amenable number.

53273789 is a deficient number, since it is larger than the sum of its proper divisors (1).

53273789 is an equidigital number, since it uses as much as digits as its factorization.

53273789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 44.

The square root of 53273789 is about 7298.8895730789. The cubic root of 53273789 is about 376.2742759803.

The spelling of 53273789 in words is "fifty-three million, two hundred seventy-three thousand, seven hundred eighty-nine".