53273837 has 2 divisors, whose sum is σ = 53273838. Its totient is φ = 53273836.

The previous prime is 53273789. The next prime is 53273839. The reversal of 53273837 is 73837235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36348841 + 16924996 = 6029^2 + 4114^2 .

It is a cyclic number.

It is not a de Polignac number, because 53273837 - 2⁸ = 53273581 is a prime.

Together with 53273839, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53273837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53273839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26636918 + 26636919.

It is an arithmetic number, because the mean of its divisors is an integer number (26636919).

Almost surely, 2^53273837 is an apocalyptic number.

It is an amenable number.

53273837 is a deficient number, since it is larger than the sum of its proper divisors (1).

53273837 is an equidigital number, since it uses as much as digits as its factorization.

53273837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 53273837 is about 7298.8928612496. The cubic root of 53273837 is about 376.2743889887.

The spelling of 53273837 in words is "fifty-three million, two hundred seventy-three thousand, eight hundred thirty-seven".