1313571829 has 2 divisors, whose sum is σ = 1313571830. Its totient is φ = 1313571828.

The previous prime is 1313571767. The next prime is 1313571851. The reversal of 1313571829 is 9281753131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881971204 + 431600625 = 29698^2 + 20775^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313571829 - 2¹¹ = 1313569781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313571791 and 1313571800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313571629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656785914 + 656785915.

It is an arithmetic number, because the mean of its divisors is an integer number (656785915).

Almost surely, 2^1313571829 is an apocalyptic number.

It is an amenable number.

1313571829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313571829 is an equidigital number, since it uses as much as digits as its factorization.

1313571829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 40.

The square root of 1313571829 is about 36243.2314922387. The cubic root of 1313571829 is about 1095.1777416969.

The spelling of 1313571829 in words is "one billion, three hundred thirteen million, five hundred seventy-one thousand, eight hundred twenty-nine".