53086669 has 2 divisors, whose sum is σ = 53086670. Its totient is φ = 53086668.

The previous prime is 53086651. The next prime is 53086687. The reversal of 53086669 is 96668035.

It is a balanced prime because it is at equal distance from previous prime (53086651) and next prime (53086687).

It can be written as a sum of positive squares in only one way, i.e., 49533444 + 3553225 = 7038^2 + 1885^2 .

It is a cyclic number.

It is not a de Polignac number, because 53086669 - 2²¹ = 50989517 is a prime.

It is a super-2 number, since 2×53086669² = 5636388851031122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53086169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26543334 + 26543335.

It is an arithmetic number, because the mean of its divisors is an integer number (26543335).

Almost surely, 2^53086669 is an apocalyptic number.

It is an amenable number.

53086669 is a deficient number, since it is larger than the sum of its proper divisors (1).

53086669 is an equidigital number, since it uses as much as digits as its factorization.

53086669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 53086669 is about 7286.0599091690. The cubic root of 53086669 is about 375.8332145641.

The spelling of 53086669 in words is "fifty-three million, eighty-six thousand, six hundred sixty-nine".