1329517853 has 2 divisors, whose sum is σ = 1329517854. Its totient is φ = 1329517852.

The previous prime is 1329517831. The next prime is 1329517877. The reversal of 1329517853 is 3587159231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 916696729 + 412821124 = 30277^2 + 20318^2 .

It is a cyclic number.

It is not a de Polignac number, because 1329517853 - 2¹⁴ = 1329501469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1329517823) 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, 664758926 + 664758927.

It is an arithmetic number, because the mean of its divisors is an integer number (664758927).

Almost surely, 2^1329517853 is an apocalyptic number.

It is an amenable number.

1329517853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329517853 is an equidigital number, since it uses as much as digits as its factorization.

1329517853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 44.

The square root of 1329517853 is about 36462.5541206318. The cubic root of 1329517853 is about 1099.5915433903.

The spelling of 1329517853 in words is "one billion, three hundred twenty-nine million, five hundred seventeen thousand, eight hundred fifty-three".