53534413 has 2 divisors, whose sum is σ = 53534414. Its totient is φ = 53534412.

The previous prime is 53534389. The next prime is 53534423. The reversal of 53534413 is 31443535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52446564 + 1087849 = 7242^2 + 1043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53534413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53534423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26767206 + 26767207.

It is an arithmetic number, because the mean of its divisors is an integer number (26767207).

Almost surely, 2^53534413 is an apocalyptic number.

It is an amenable number.

53534413 is a deficient number, since it is larger than the sum of its proper divisors (1).

53534413 is an equidigital number, since it uses as much as digits as its factorization.

53534413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 28.

The square root of 53534413 is about 7316.7214652466. The cubic root of 53534413 is about 376.8868763074.

Adding to 53534413 its reverse (31443535), we get a palindrome (84977948).

The spelling of 53534413 in words is "fifty-three million, five hundred thirty-four thousand, four hundred thirteen".