86797253 has 2 divisors, whose sum is σ = 86797254. Its totient is φ = 86797252.

The previous prime is 86797237. The next prime is 86797267. The reversal of 86797253 is 35279768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84953089 + 1844164 = 9217^2 + 1358^2 .

It is a cyclic number.

It is not a de Polignac number, because 86797253 - 2⁴ = 86797237 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86797198 and 86797207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86797213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43398626 + 43398627.

It is an arithmetic number, because the mean of its divisors is an integer number (43398627).

Almost surely, 2^86797253 is an apocalyptic number.

It is an amenable number.

86797253 is a deficient number, since it is larger than the sum of its proper divisors (1).

86797253 is an equidigital number, since it uses as much as digits as its factorization.

86797253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The square root of 86797253 is about 9316.5043337080. The cubic root of 86797253 is about 442.7602869251.

The spelling of 86797253 in words is "eighty-six million, seven hundred ninety-seven thousand, two hundred fifty-three".