253682087 has 2 divisors, whose sum is σ = 253682088. Its totient is φ = 253682086.

The previous prime is 253682017. The next prime is 253682141. The reversal of 253682087 is 780286352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253682087 - 2¹⁶ = 253616551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253682017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126841043 + 126841044.

It is an arithmetic number, because the mean of its divisors is an integer number (126841044).

Almost surely, 2^253682087 is an apocalyptic number.

253682087 is a deficient number, since it is larger than the sum of its proper divisors (1).

253682087 is an equidigital number, since it uses as much as digits as its factorization.

253682087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 253682087 is about 15927.4005098133. The cubic root of 253682087 is about 633.0382235145.

The spelling of 253682087 in words is "two hundred fifty-three million, six hundred eighty-two thousand, eighty-seven".