86458123 has 2 divisors, whose sum is σ = 86458124. Its totient is φ = 86458122.

The previous prime is 86458109. The next prime is 86458157. The reversal of 86458123 is 32185468.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86458123 - 2⁵ = 86458091 is a prime.

It is not a weakly prime, because it can be changed into another prime (86458103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43229061 + 43229062.

It is an arithmetic number, because the mean of its divisors is an integer number (43229062).

Almost surely, 2^86458123 is an apocalyptic number.

86458123 is a deficient number, since it is larger than the sum of its proper divisors (1).

86458123 is an equidigital number, since it uses as much as digits as its factorization.

86458123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 37.

The square root of 86458123 is about 9298.2860248543. The cubic root of 86458123 is about 442.1828904687.

The spelling of 86458123 in words is "eighty-six million, four hundred fifty-eight thousand, one hundred twenty-three".