86451122413 has 2 divisors, whose sum is σ = 86451122414. Its totient is φ = 86451122412.

The previous prime is 86451122347. The next prime is 86451122437. The reversal of 86451122413 is 31422115468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85303132489 + 1147989924 = 292067^2 + 33882^2 .

It is a cyclic number.

It is not a de Polignac number, because 86451122413 - 2³³ = 77861187821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86451122473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43225561206 + 43225561207.

It is an arithmetic number, because the mean of its divisors is an integer number (43225561207).

Almost surely, 2^86451122413 is an apocalyptic number.

It is an amenable number.

86451122413 is a deficient number, since it is larger than the sum of its proper divisors (1).

86451122413 is an equidigital number, since it uses as much as digits as its factorization.

86451122413 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 spelling of 86451122413 in words is "eighty-six billion, four hundred fifty-one million, one hundred twenty-two thousand, four hundred thirteen".