1049009923469 has 2 divisors, whose sum is σ = 1049009923470. Its totient is φ = 1049009923468.

The previous prime is 1049009923463. The next prime is 1049009923487. The reversal of 1049009923469 is 9643299009401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 637064174569 + 411945748900 = 798163^2 + 641830^2 .

It is a cyclic number.

It is not a de Polignac number, because 1049009923469 - 2⁴ = 1049009923453 is a prime.

It is a super-2 number, since 2×1049009923469² (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 (1049009923463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524504961734 + 524504961735.

It is an arithmetic number, because the mean of its divisors is an integer number (524504961735).

Almost surely, 2^{1049009923469} is an apocalyptic number.

It is an amenable number.

1049009923469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1049009923469 is an equidigital number, since it uses as much as digits as its factorization.

1049009923469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 1049009923469 in words is "one trillion, forty-nine billion, nine million, nine hundred twenty-three thousand, four hundred sixty-nine".