1299992986133 has 2 divisors, whose sum is σ = 1299992986134. Its totient is φ = 1299992986132.

The previous prime is 1299992986109. The next prime is 1299992986141. The reversal of 1299992986133 is 3316892999921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1299287658769 + 705327364 = 1139863^2 + 26558^2 .

It is a cyclic number.

It is not a de Polignac number, because 1299992986133 - 2²⁴ = 1299976208917 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1299992986153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649996493066 + 649996493067.

It is an arithmetic number, because the mean of its divisors is an integer number (649996493067).

Almost surely, 2^{1299992986133} is an apocalyptic number.

It is an amenable number.

1299992986133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1299992986133 is an equidigital number, since it uses as much as digits as its factorization.

1299992986133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102036672, while the sum is 71.

The spelling of 1299992986133 in words is "one trillion, two hundred ninety-nine billion, nine hundred ninety-two million, nine hundred eighty-six thousand, one hundred thirty-three".