1499052509869 has 2 divisors, whose sum is σ = 1499052509870. Its totient is φ = 1499052509868.

The previous prime is 1499052509837. The next prime is 1499052509947. The reversal of 1499052509869 is 9689052509941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1314485180100 + 184567329769 = 1146510^2 + 429613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1499052509869 - 2⁵ = 1499052509837 is a prime.

It is a super-2 number, since 2×1499052509869² (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 (1499052609869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749526254934 + 749526254935.

It is an arithmetic number, because the mean of its divisors is an integer number (749526254935).

Almost surely, 2^{1499052509869} is an apocalyptic number.

It is an amenable number.

1499052509869 is a deficient number, since it is larger than the sum of its proper divisors (1).

1499052509869 is an equidigital number, since it uses as much as digits as its factorization.

1499052509869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62985600, while the sum is 67.

The spelling of 1499052509869 in words is "one trillion, four hundred ninety-nine billion, fifty-two million, five hundred nine thousand, eight hundred sixty-nine".