53436169 has 2 divisors, whose sum is σ = 53436170. Its totient is φ = 53436168.

The previous prime is 53436109. The next prime is 53436179. The reversal of 53436169 is 96163435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27426169 + 26010000 = 5237^2 + 5100^2 .

It is a cyclic number.

It is not a de Polignac number, because 53436169 - 2⁷ = 53436041 is a prime.

It is a super-2 number, since 2×53436169² = 5710848314793122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53436109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26718084 + 26718085.

It is an arithmetic number, because the mean of its divisors is an integer number (26718085).

Almost surely, 2^53436169 is an apocalyptic number.

It is an amenable number.

53436169 is a deficient number, since it is larger than the sum of its proper divisors (1).

53436169 is an equidigital number, since it uses as much as digits as its factorization.

53436169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 53436169 is about 7310.0047195607. The cubic root of 53436169 is about 376.6561863932.

The spelling of 53436169 in words is "fifty-three million, four hundred thirty-six thousand, one hundred sixty-nine".