1042329121069 has 2 divisors, whose sum is σ = 1042329121070. Its totient is φ = 1042329121068.

The previous prime is 1042329121063. The next prime is 1042329121073. The reversal of 1042329121069 is 9601219232401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 784632782025 + 257696339044 = 885795^2 + 507638^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042329121069 - 2¹⁵ = 1042329088301 is a prime.

It is a super-2 number, since 2×1042329121069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042329121063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521164560534 + 521164560535.

It is an arithmetic number, because the mean of its divisors is an integer number (521164560535).

Almost surely, 2^{1042329121069} is an apocalyptic number.

It is an amenable number.

1042329121069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042329121069 is an equidigital number, since it uses as much as digits as its factorization.

1042329121069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 1042329121069 in words is "one trillion, forty-two billion, three hundred twenty-nine million, one hundred twenty-one thousand, sixty-nine".