1021341329 has 2 divisors, whose sum is σ = 1021341330. Its totient is φ = 1021341328.

The previous prime is 1021341187. The next prime is 1021341337. The reversal of 1021341329 is 9231431201.

1021341329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1001849104 + 19492225 = 31652^2 + 4415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021341329 - 2²⁸ = 752905873 is a prime.

It is a super-2 number, since 2×1021341329² = 2086276220646972482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021341298 and 1021341307.

It is not a weakly prime, because it can be changed into another prime (1021341359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510670664 + 510670665.

It is an arithmetic number, because the mean of its divisors is an integer number (510670665).

Almost surely, 2^1021341329 is an apocalyptic number.

It is an amenable number.

1021341329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021341329 is an equidigital number, since it uses as much as digits as its factorization.

1021341329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1021341329 is about 31958.4312662559. The cubic root of 1021341329 is about 1007.0637621119.

It can be divided in two parts, 102 and 1341329, that added together give a palindrome (1341431).

The spelling of 1021341329 in words is "one billion, twenty-one million, three hundred forty-one thousand, three hundred twenty-nine".