8406002887 has 2 divisors, whose sum is σ = 8406002888. Its totient is φ = 8406002886.

The previous prime is 8406002837. The next prime is 8406002909. The reversal of 8406002887 is 7882006048.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8406002887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8406002837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4203001443 + 4203001444.

It is an arithmetic number, because the mean of its divisors is an integer number (4203001444).

Almost surely, 2^8406002887 is an apocalyptic number.

8406002887 is a deficient number, since it is larger than the sum of its proper divisors (1).

8406002887 is an equidigital number, since it uses as much as digits as its factorization.

8406002887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 8406002887 is about 91684.2564838697. The cubic root of 8406002887 is about 2033.2768294759.

The spelling of 8406002887 in words is "eight billion, four hundred six million, two thousand, eight hundred eighty-seven".