8134493453 has 2 divisors, whose sum is σ = 8134493454. Its totient is φ = 8134493452.

The previous prime is 8134493443. The next prime is 8134493561. The reversal of 8134493453 is 3543944318.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6140603044 + 1993890409 = 78362^2 + 44653^2 .

It is a cyclic number.

It is not a de Polignac number, because 8134493453 - 2¹⁴ = 8134477069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8134493413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4067246726 + 4067246727.

It is an arithmetic number, because the mean of its divisors is an integer number (4067246727).

Almost surely, 2^8134493453 is an apocalyptic number.

It is an amenable number.

8134493453 is a deficient number, since it is larger than the sum of its proper divisors (1).

8134493453 is an equidigital number, since it uses as much as digits as its factorization.

8134493453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 44.

The square root of 8134493453 is about 90191.4267156252. The cubic root of 8134493453 is about 2011.1455606109.

The spelling of 8134493453 in words is "eight billion, one hundred thirty-four million, four hundred ninety-three thousand, four hundred fifty-three".