53332351 has 2 divisors, whose sum is σ = 53332352. Its totient is φ = 53332350.

The previous prime is 53332337. The next prime is 53332381. The reversal of 53332351 is 15323335.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53332351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53332381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26666175 + 26666176.

It is an arithmetic number, because the mean of its divisors is an integer number (26666176).

Almost surely, 2^53332351 is an apocalyptic number.

53332351 is a deficient number, since it is larger than the sum of its proper divisors (1).

53332351 is an equidigital number, since it uses as much as digits as its factorization.

53332351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 25.

The square root of 53332351 is about 7302.9001773268. The cubic root of 53332351 is about 376.4121005106.

Adding to 53332351 its reverse (15323335), we get a palindrome (68655686).

The spelling of 53332351 in words is "fifty-three million, three hundred thirty-two thousand, three hundred fifty-one".