11864452087 has 2 divisors, whose sum is σ = 11864452088. Its totient is φ = 11864452086.

The previous prime is 11864452081. The next prime is 11864452109. The reversal of 11864452087 is 78025446811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11864452087 - 2⁷ = 11864451959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11864452081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5932226043 + 5932226044.

It is an arithmetic number, because the mean of its divisors is an integer number (5932226044).

Almost surely, 2^11864452087 is an apocalyptic number.

11864452087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11864452087 is an equidigital number, since it uses as much as digits as its factorization.

11864452087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 46.

Adding to 11864452087 its reverse (78025446811), we get a palindrome (89889898898).

The spelling of 11864452087 in words is "eleven billion, eight hundred sixty-four million, four hundred fifty-two thousand, eighty-seven".