53275513 has 2 divisors, whose sum is σ = 53275514. Its totient is φ = 53275512.

The previous prime is 53275477. The next prime is 53275517. The reversal of 53275513 is 31557235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30503529 + 22771984 = 5523^2 + 4772^2 .

It is a cyclic number.

It is not a de Polignac number, because 53275513 - 2¹³ = 53267321 is a prime.

It is not a weakly prime, because it can be changed into another prime (53275517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26637756 + 26637757.

It is an arithmetic number, because the mean of its divisors is an integer number (26637757).

Almost surely, 2^53275513 is an apocalyptic number.

It is an amenable number.

53275513 is a deficient number, since it is larger than the sum of its proper divisors (1).

53275513 is an equidigital number, since it uses as much as digits as its factorization.

53275513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15750, while the sum is 31.

The square root of 53275513 is about 7299.0076722798. The cubic root of 53275513 is about 376.2783348234.

The spelling of 53275513 in words is "fifty-three million, two hundred seventy-five thousand, five hundred thirteen".