538316453 has 2 divisors, whose sum is σ = 538316454. Its totient is φ = 538316452.

The previous prime is 538316377. The next prime is 538316459. The reversal of 538316453 is 354613835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328588129 + 209728324 = 18127^2 + 14482^2 .

It is a cyclic number.

It is not a de Polignac number, because 538316453 - 2²⁶ = 471207589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538316459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269158226 + 269158227.

It is an arithmetic number, because the mean of its divisors is an integer number (269158227).

Almost surely, 2^538316453 is an apocalyptic number.

It is an amenable number.

538316453 is a deficient number, since it is larger than the sum of its proper divisors (1).

538316453 is an equidigital number, since it uses as much as digits as its factorization.

538316453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 38.

The square root of 538316453 is about 23201.6476354590. The cubic root of 538316453 is about 813.4781355364.

The spelling of 538316453 in words is "five hundred thirty-eight million, three hundred sixteen thousand, four hundred fifty-three".