53118253 has 2 divisors, whose sum is σ = 53118254. Its totient is φ = 53118252.

The previous prime is 53118239. The next prime is 53118259. The reversal of 53118253 is 35281135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47032164 + 6086089 = 6858^2 + 2467^2 .

It is a cyclic number.

It is not a de Polignac number, because 53118253 - 2¹³ = 53110061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53118259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26559126 + 26559127.

It is an arithmetic number, because the mean of its divisors is an integer number (26559127).

Almost surely, 2^53118253 is an apocalyptic number.

It is an amenable number.

53118253 is a deficient number, since it is larger than the sum of its proper divisors (1).

53118253 is an equidigital number, since it uses as much as digits as its factorization.

53118253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 53118253 is about 7288.2270134787. The cubic root of 53118253 is about 375.9077339815.

Adding to 53118253 its reverse (35281135), we get a palindrome (88399388).

The spelling of 53118253 in words is "fifty-three million, one hundred eighteen thousand, two hundred fifty-three".