1138107801569 has 2 divisors, whose sum is σ = 1138107801570. Its totient is φ = 1138107801568.

The previous prime is 1138107801541. The next prime is 1138107801617. The reversal of 1138107801569 is 9651087018311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 689057709025 + 449050092544 = 830095^2 + 670112^2 .

It is a cyclic number.

It is not a de Polignac number, because 1138107801569 - 2¹² = 1138107797473 is a prime.

It is a super-2 number, since 2×1138107801569² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1138107807569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569053900784 + 569053900785.

It is an arithmetic number, because the mean of its divisors is an integer number (569053900785).

Almost surely, 2^{1138107801569} is an apocalyptic number.

It is an amenable number.

1138107801569 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138107801569 is an equidigital number, since it uses as much as digits as its factorization.

1138107801569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 50.

The spelling of 1138107801569 in words is "one trillion, one hundred thirty-eight billion, one hundred seven million, eight hundred one thousand, five hundred sixty-nine".