53267369 has 2 divisors, whose sum is σ = 53267370. Its totient is φ = 53267368.

The previous prime is 53267327. The next prime is 53267387. The reversal of 53267369 is 96376235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28217344 + 25050025 = 5312^2 + 5005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53267369 is a prime.

It is a super-2 number, since 2×53267369² = 5674825200364322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53267399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26633684 + 26633685.

It is an arithmetic number, because the mean of its divisors is an integer number (26633685).

Almost surely, 2^53267369 is an apocalyptic number.

It is an amenable number.

53267369 is a deficient number, since it is larger than the sum of its proper divisors (1).

53267369 is an equidigital number, since it uses as much as digits as its factorization.

53267369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 41.

The square root of 53267369 is about 7298.4497669026. The cubic root of 53267369 is about 376.2591604926.

The spelling of 53267369 in words is "fifty-three million, two hundred sixty-seven thousand, three hundred sixty-nine".