53280307 has 2 divisors, whose sum is σ = 53280308. Its totient is φ = 53280306.

The previous prime is 53280263. The next prime is 53280319. The reversal of 53280307 is 70308235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53280307 - 2¹⁵ = 53247539 is a prime.

It is a super-2 number, since 2×53280307² = 5677582228028498, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53280347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26640153 + 26640154.

It is an arithmetic number, because the mean of its divisors is an integer number (26640154).

Almost surely, 2^53280307 is an apocalyptic number.

53280307 is a deficient number, since it is larger than the sum of its proper divisors (1).

53280307 is an equidigital number, since it uses as much as digits as its factorization.

53280307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 53280307 is about 7299.3360656980. The cubic root of 53280307 is about 376.2896209605.

The spelling of 53280307 in words is "fifty-three million, two hundred eighty thousand, three hundred seven".