1061506073 has 2 divisors, whose sum is σ = 1061506074. Its totient is φ = 1061506072.

The previous prime is 1061506037. The next prime is 1061506081. The reversal of 1061506073 is 3706051601.

1061506073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (1061506037) 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., 1048917769 + 12588304 = 32387^2 + 3548^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061506073 - 2⁸ = 1061505817 is a prime.

It is a super-2 number, since 2×1061506073² = 2253590286031762658, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1061506013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530753036 + 530753037.

It is an arithmetic number, because the mean of its divisors is an integer number (530753037).

Almost surely, 2^1061506073 is an apocalyptic number.

It is an amenable number.

1061506073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061506073 is an equidigital number, since it uses as much as digits as its factorization.

1061506073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1061506073 is about 32580.7623145929. The cubic root of 1061506073 is about 1020.0954905474.

Adding to 1061506073 its reverse (3706051601), we get a palindrome (4767557674).

The spelling of 1061506073 in words is "one billion, sixty-one million, five hundred six thousand, seventy-three".