53215411 has 2 divisors, whose sum is σ = 53215412. Its totient is φ = 53215410.

The previous prime is 53215403. The next prime is 53215433. The reversal of 53215411 is 11451235.

It is a happy number.

It is an a-pointer prime, because the next prime (53215433) can be obtained adding 53215411 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53215411 - 2³ = 53215403 is a prime.

It is not a weakly prime, because it can be changed into another prime (53315411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26607705 + 26607706.

It is an arithmetic number, because the mean of its divisors is an integer number (26607706).

Almost surely, 2^53215411 is an apocalyptic number.

53215411 is a deficient number, since it is larger than the sum of its proper divisors (1).

53215411 is an equidigital number, since it uses as much as digits as its factorization.

53215411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 22.

The square root of 53215411 is about 7294.8893754463. The cubic root of 53215411 is about 376.1367839255.

Adding to 53215411 its reverse (11451235), we get a palindrome (64666646).

The spelling of 53215411 in words is "fifty-three million, two hundred fifteen thousand, four hundred eleven".