53772253 has 2 divisors, whose sum is σ = 53772254. Its totient is φ = 53772252.

The previous prime is 53772247. The next prime is 53772281. The reversal of 53772253 is 35227735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53626329 + 145924 = 7323^2 + 382^2 .

It is a cyclic number.

It is not a de Polignac number, because 53772253 - 2⁵ = 53772221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53772203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26886126 + 26886127.

It is an arithmetic number, because the mean of its divisors is an integer number (26886127).

Almost surely, 2^53772253 is an apocalyptic number.

It is an amenable number.

53772253 is a deficient number, since it is larger than the sum of its proper divisors (1).

53772253 is an equidigital number, since it uses as much as digits as its factorization.

53772253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44100, while the sum is 34.

The square root of 53772253 is about 7332.9566342642. The cubic root of 53772253 is about 377.4441898108. Note that the first 3 decimals are identical.

Adding to 53772253 its reverse (35227735), we get a palindrome (88999988).

The spelling of 53772253 in words is "fifty-three million, seven hundred seventy-two thousand, two hundred fifty-three".