8426919373 has 2 divisors, whose sum is σ = 8426919374. Its totient is φ = 8426919372.

The previous prime is 8426919337. The next prime is 8426919407. The reversal of 8426919373 is 3739196248.

Together with previous prime (8426919337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8353594404 + 73324969 = 91398^2 + 8563^2 .

It is a cyclic number.

It is not a de Polignac number, because 8426919373 - 2¹⁷ = 8426788301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8426919373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8426919313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4213459686 + 4213459687.

It is an arithmetic number, because the mean of its divisors is an integer number (4213459687).

Almost surely, 2^8426919373 is an apocalyptic number.

It is an amenable number.

8426919373 is a deficient number, since it is larger than the sum of its proper divisors (1).

8426919373 is an equidigital number, since it uses as much as digits as its factorization.

8426919373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 52.

The square root of 8426919373 is about 91798.2536489665. The cubic root of 8426919373 is about 2034.9618864089.

The spelling of 8426919373 in words is "eight billion, four hundred twenty-six million, nine hundred nineteen thousand, three hundred seventy-three".