53811337 has 2 divisors, whose sum is σ = 53811338. Its totient is φ = 53811336.

The previous prime is 53811323. The next prime is 53811343. The reversal of 53811337 is 73311835.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33884041 + 19927296 = 5821^2 + 4464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53811337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53811299 and 53811308.

It is not a weakly prime, because it can be changed into another prime (53811347) 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, 26905668 + 26905669.

It is an arithmetic number, because the mean of its divisors is an integer number (26905669).

Almost surely, 2^53811337 is an apocalyptic number.

It is an amenable number.

53811337 is a deficient number, since it is larger than the sum of its proper divisors (1).

53811337 is an equidigital number, since it uses as much as digits as its factorization.

53811337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 53811337 is about 7335.6211052644. The cubic root of 53811337 is about 377.5356152530.

The spelling of 53811337 in words is "fifty-three million, eight hundred eleven thousand, three hundred thirty-seven".