86123503 has 2 divisors, whose sum is σ = 86123504. Its totient is φ = 86123502.

The previous prime is 86123501. The next prime is 86123593. The reversal of 86123503 is 30532168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86123503 - 2¹ = 86123501 is a prime.

Together with 86123501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86123501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43061751 + 43061752.

It is an arithmetic number, because the mean of its divisors is an integer number (43061752).

Almost surely, 2^86123503 is an apocalyptic number.

86123503 is a deficient number, since it is larger than the sum of its proper divisors (1).

86123503 is an equidigital number, since it uses as much as digits as its factorization.

86123503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 86123503 is about 9280.2749420478. The cubic root of 86123503 is about 441.6116908591.

The spelling of 86123503 in words is "eighty-six million, one hundred twenty-three thousand, five hundred three".