53133413 has 2 divisors, whose sum is σ = 53133414. Its totient is φ = 53133412.

The previous prime is 53133407. The next prime is 53133419. The reversal of 53133413 is 31433135.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (53133407) and next prime (53133419).

It can be written as a sum of positive squares in only one way, i.e., 52388644 + 744769 = 7238^2 + 863^2 .

It is a cyclic number.

It is not a de Polignac number, because 53133413 - 2²⁴ = 36356197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53133419) 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, 26566706 + 26566707.

It is an arithmetic number, because the mean of its divisors is an integer number (26566707).

Almost surely, 2^53133413 is an apocalyptic number.

It is an amenable number.

53133413 is a deficient number, since it is larger than the sum of its proper divisors (1).

53133413 is an equidigital number, since it uses as much as digits as its factorization.

53133413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 23.

The square root of 53133413 is about 7289.2669727484. The cubic root of 53133413 is about 375.9434920550.

Adding to 53133413 its reverse (31433135), we get a palindrome (84566548).

The spelling of 53133413 in words is "fifty-three million, one hundred thirty-three thousand, four hundred thirteen".