1163415073 has 2 divisors, whose sum is σ = 1163415074. Its totient is φ = 1163415072.

The previous prime is 1163415037. The next prime is 1163415079. The reversal of 1163415073 is 3705143611.

Together with previous prime (1163415037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1134813969 + 28601104 = 33687^2 + 5348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163415073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163415079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581707536 + 581707537.

It is an arithmetic number, because the mean of its divisors is an integer number (581707537).

Almost surely, 2^1163415073 is an apocalyptic number.

It is an amenable number.

1163415073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163415073 is an equidigital number, since it uses as much as digits as its factorization.

1163415073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 1163415073 is about 34108.8708842729. The cubic root of 1163415073 is about 1051.7476784174.

Adding to 1163415073 its reverse (3705143611), we get a palindrome (4868558684).

The spelling of 1163415073 in words is "one billion, one hundred sixty-three million, four hundred fifteen thousand, seventy-three".