86124452957 has 2 divisors, whose sum is σ = 86124452958. Its totient is φ = 86124452956.

The previous prime is 86124452923. The next prime is 86124452963. The reversal of 86124452957 is 75925442168.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86072411161 + 52041796 = 293381^2 + 7214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86124452957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86124452899 and 86124452908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86124752957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43062226478 + 43062226479.

It is an arithmetic number, because the mean of its divisors is an integer number (43062226479).

Almost surely, 2^86124452957 is an apocalyptic number.

It is an amenable number.

86124452957 is a deficient number, since it is larger than the sum of its proper divisors (1).

86124452957 is an equidigital number, since it uses as much as digits as its factorization.

86124452957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4838400, while the sum is 53.

The spelling of 86124452957 in words is "eighty-six billion, one hundred twenty-four million, four hundred fifty-two thousand, nine hundred fifty-seven".