53215199 has 2 divisors, whose sum is σ = 53215200. Its totient is φ = 53215198.

The previous prime is 53215163. The next prime is 53215207. The reversal of 53215199 is 99151235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53215199 - 2⁸ = 53214943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53218199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26607599 + 26607600.

It is an arithmetic number, because the mean of its divisors is an integer number (26607600).

Almost surely, 2^53215199 is an apocalyptic number.

53215199 is a deficient number, since it is larger than the sum of its proper divisors (1).

53215199 is an equidigital number, since it uses as much as digits as its factorization.

53215199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12150, while the sum is 35.

The square root of 53215199 is about 7294.8748447112. The cubic root of 53215199 is about 376.1362844392.

The spelling of 53215199 in words is "fifty-three million, two hundred fifteen thousand, one hundred ninety-nine".