53417249 has 2 divisors, whose sum is σ = 53417250. Its totient is φ = 53417248.

The previous prime is 53417237. The next prime is 53417251. The reversal of 53417249 is 94271435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42315025 + 11102224 = 6505^2 + 3332^2 .

It is a cyclic number.

It is not a de Polignac number, because 53417249 - 2²⁴ = 36640033 is a prime.

It is a super-3 number, since 3×53417249³ (a number of 24 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 53417251, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53417279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26708624 + 26708625.

It is an arithmetic number, because the mean of its divisors is an integer number (26708625).

Almost surely, 2^53417249 is an apocalyptic number.

It is an amenable number.

53417249 is a deficient number, since it is larger than the sum of its proper divisors (1).

53417249 is an equidigital number, since it uses as much as digits as its factorization.

53417249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 53417249 is about 7308.7104881778. The cubic root of 53417249 is about 376.6117272661.

The spelling of 53417249 in words is "fifty-three million, four hundred seventeen thousand, two hundred forty-nine".