1016240087 has 2 divisors, whose sum is σ = 1016240088. Its totient is φ = 1016240086.

The previous prime is 1016240021. The next prime is 1016240123. The reversal of 1016240087 is 7800426101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1016240087 - 2⁸ = 1016239831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1016240987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508120043 + 508120044.

It is an arithmetic number, because the mean of its divisors is an integer number (508120044).

Almost surely, 2^1016240087 is an apocalyptic number.

1016240087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016240087 is an equidigital number, since it uses as much as digits as its factorization.

1016240087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 1016240087 is about 31878.5207781039. The cubic root of 1016240087 is about 1005.3843194058.

Adding to 1016240087 its reverse (7800426101), we get a palindrome (8816666188).

The spelling of 1016240087 in words is "one billion, sixteen million, two hundred forty thousand, eighty-seven".