1165741222637 has 2 divisors, whose sum is σ = 1165741222638. Its totient is φ = 1165741222636.

The previous prime is 1165741222631. The next prime is 1165741222643. The reversal of 1165741222637 is 7362221475611.

It is a balanced prime because it is at equal distance from previous prime (1165741222631) and next prime (1165741222643).

It can be written as a sum of positive squares in only one way, i.e., 1148553750436 + 17187472201 = 1071706^2 + 131101^2 .

It is an emirp because it is prime and its reverse (7362221475611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1165741222637 - 2¹⁰ = 1165741221613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1165741222591 and 1165741222600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1165741222631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582870611318 + 582870611319.

It is an arithmetic number, because the mean of its divisors is an integer number (582870611319).

Almost surely, 2^{1165741222637} is an apocalyptic number.

It is an amenable number.

1165741222637 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165741222637 is an equidigital number, since it uses as much as digits as its factorization.

1165741222637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The spelling of 1165741222637 in words is "one trillion, one hundred sixty-five billion, seven hundred forty-one million, two hundred twenty-two thousand, six hundred thirty-seven".