87036253 has 2 divisors, whose sum is σ = 87036254. Its totient is φ = 87036252.

The previous prime is 87036241. The next prime is 87036281. The reversal of 87036253 is 35263078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74269924 + 12766329 = 8618^2 + 3573^2 .

It is a cyclic number.

It is not a de Polignac number, because 87036253 - 2¹³ = 87028061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87036293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43518126 + 43518127.

It is an arithmetic number, because the mean of its divisors is an integer number (43518127).

Almost surely, 2^87036253 is an apocalyptic number.

It is an amenable number.

87036253 is a deficient number, since it is larger than the sum of its proper divisors (1).

87036253 is an equidigital number, since it uses as much as digits as its factorization.

87036253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 87036253 is about 9329.3222154667. The cubic root of 87036253 is about 443.1663010436.

The spelling of 87036253 in words is "eighty-seven million, thirty-six thousand, two hundred fifty-three".