53283337 has 2 divisors, whose sum is σ = 53283338. Its totient is φ = 53283336.

The previous prime is 53283331. The next prime is 53283359. The reversal of 53283337 is 73338235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44408896 + 8874441 = 6664^2 + 2979^2 .

It is a cyclic number.

It is not a de Polignac number, because 53283337 - 2¹¹ = 53281289 is a prime.

It is a super-2 number, since 2×53283337² = 5678228003711138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53283331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26641668 + 26641669.

It is an arithmetic number, because the mean of its divisors is an integer number (26641669).

Almost surely, 2^53283337 is an apocalyptic number.

It is an amenable number.

53283337 is a deficient number, since it is larger than the sum of its proper divisors (1).

53283337 is an equidigital number, since it uses as much as digits as its factorization.

53283337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 34.

The square root of 53283337 is about 7299.5436158708. The cubic root of 53283337 is about 376.2967539020.

The spelling of 53283337 in words is "fifty-three million, two hundred eighty-three thousand, three hundred thirty-seven".