86117401 has 2 divisors, whose sum is σ = 86117402. Its totient is φ = 86117400.

The previous prime is 86117399. The next prime is 86117407. The reversal of 86117401 is 10471168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70157376 + 15960025 = 8376^2 + 3995^2 .

It is a cyclic number.

It is not a de Polignac number, because 86117401 - 2¹ = 86117399 is a prime.

Together with 86117399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 86117401.

It is not a weakly prime, because it can be changed into another prime (86117407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43058700 + 43058701.

It is an arithmetic number, because the mean of its divisors is an integer number (43058701).

Almost surely, 2^86117401 is an apocalyptic number.

It is an amenable number.

86117401 is a deficient number, since it is larger than the sum of its proper divisors (1).

86117401 is an equidigital number, since it uses as much as digits as its factorization.

86117401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 86117401 is about 9279.9461744129. The cubic root of 86117401 is about 441.6012609606.

Adding to 86117401 its reverse (10471168), we get a palindrome (96588569).

The spelling of 86117401 in words is "eighty-six million, one hundred seventeen thousand, four hundred one".