1039036900469 has 2 divisors, whose sum is σ = 1039036900470. Its totient is φ = 1039036900468.

The previous prime is 1039036900463. The next prime is 1039036900477. The reversal of 1039036900469 is 9640096309301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 672965919025 + 366070981444 = 820345^2 + 605038^2 .

It is an emirp because it is prime and its reverse (9640096309301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1039036900469 is a prime.

It is a super-2 number, since 2×1039036900469² (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 (1039036900463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519518450234 + 519518450235.

It is an arithmetic number, because the mean of its divisors is an integer number (519518450235).

Almost surely, 2^{1039036900469} is an apocalyptic number.

It is an amenable number.

1039036900469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1039036900469 is an equidigital number, since it uses as much as digits as its factorization.

1039036900469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 1039036900469 in words is "one trillion, thirty-nine billion, thirty-six million, nine hundred thousand, four hundred sixty-nine".