1040211329 has 2 divisors, whose sum is σ = 1040211330. Its totient is φ = 1040211328.

The previous prime is 1040211313. The next prime is 1040211331. The reversal of 1040211329 is 9231120401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 867420304 + 172791025 = 29452^2 + 13145^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040211329 - 2⁴ = 1040211313 is a prime.

Together with 1040211331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1040211349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520105664 + 520105665.

It is an arithmetic number, because the mean of its divisors is an integer number (520105665).

Almost surely, 2^1040211329 is an apocalyptic number.

It is an amenable number.

1040211329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040211329 is an equidigital number, since it uses as much as digits as its factorization.

1040211329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1040211329 is about 32252.3073438165. The cubic root of 1040211329 is about 1013.2280241608.

The spelling of 1040211329 in words is "one billion, forty million, two hundred eleven thousand, three hundred twenty-nine".