87468911 has 2 divisors, whose sum is σ = 87468912. Its totient is φ = 87468910.

The previous prime is 87468907. The next prime is 87468967. The reversal of 87468911 is 11986478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87468911 - 2² = 87468907 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87468991) 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, 43734455 + 43734456.

It is an arithmetic number, because the mean of its divisors is an integer number (43734456).

Almost surely, 2^87468911 is an apocalyptic number.

87468911 is a deficient number, since it is larger than the sum of its proper divisors (1).

87468911 is an equidigital number, since it uses as much as digits as its factorization.

87468911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 44.

The square root of 87468911 is about 9352.4815423501. The cubic root of 87468911 is about 443.8994155048.

The spelling of 87468911 in words is "eighty-seven million, four hundred sixty-eight thousand, nine hundred eleven".