1157165616073 has 2 divisors, whose sum is σ = 1157165616074. Its totient is φ = 1157165616072.

The previous prime is 1157165616071. The next prime is 1157165616119. The reversal of 1157165616073 is 3706165617511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 659233572624 + 497932043449 = 811932^2 + 705643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1157165616073 - 2¹ = 1157165616071 is a prime.

Together with 1157165616071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1157165616071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578582808036 + 578582808037.

It is an arithmetic number, because the mean of its divisors is an integer number (578582808037).

Almost surely, 2^{1157165616073} is an apocalyptic number.

It is an amenable number.

1157165616073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157165616073 is an equidigital number, since it uses as much as digits as its factorization.

1157165616073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 1157165616073 in words is "one trillion, one hundred fifty-seven billion, one hundred sixty-five million, six hundred sixteen thousand, seventy-three".