1328159953 has 2 divisors, whose sum is σ = 1328159954. Its totient is φ = 1328159952.

The previous prime is 1328159923. The next prime is 1328160007. The reversal of 1328159953 is 3599518231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1112422609 + 215737344 = 33353^2 + 14688^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1328159953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1328159923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664079976 + 664079977.

It is an arithmetic number, because the mean of its divisors is an integer number (664079977).

Almost surely, 2^1328159953 is an apocalyptic number.

It is an amenable number.

1328159953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328159953 is an equidigital number, since it uses as much as digits as its factorization.

1328159953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 46.

The square root of 1328159953 is about 36443.9288908317. The cubic root of 1328159953 is about 1099.2170607714.

The spelling of 1328159953 in words is "one billion, three hundred twenty-eight million, one hundred fifty-nine thousand, nine hundred fifty-three".