87163367 has 2 divisors, whose sum is σ = 87163368. Its totient is φ = 87163366.

The previous prime is 87163343. The next prime is 87163381. The reversal of 87163367 is 76336178.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87163367 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87163337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43581683 + 43581684.

It is an arithmetic number, because the mean of its divisors is an integer number (43581684).

Almost surely, 2^87163367 is an apocalyptic number.

87163367 is a deficient number, since it is larger than the sum of its proper divisors (1).

87163367 is an equidigital number, since it uses as much as digits as its factorization.

87163367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 87163367 is about 9336.1323362515. The cubic root of 87163367 is about 443.3819400730.

The spelling of 87163367 in words is "eighty-seven million, one hundred sixty-three thousand, three hundred sixty-seven".