1051611073 has 2 divisors, whose sum is σ = 1051611074. Its totient is φ = 1051611072.

The previous prime is 1051611059. The next prime is 1051611089. The reversal of 1051611073 is 3701161501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 855387009 + 196224064 = 29247^2 + 14008^2 .

It is an emirp because it is prime and its reverse (3701161501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1051611073 is a prime.

It is a super-3 number, since 3×1051611073³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1051671073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525805536 + 525805537.

It is an arithmetic number, because the mean of its divisors is an integer number (525805537).

Almost surely, 2^1051611073 is an apocalyptic number.

It is an amenable number.

1051611073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051611073 is an equidigital number, since it uses as much as digits as its factorization.

1051611073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 1051611073 is about 32428.5533596551. The cubic root of 1051611073 is about 1016.9159288607.

Adding to 1051611073 its reverse (3701161501), we get a palindrome (4752772574).

It can be divided in two parts, 105161 and 1073, that multiplied together give a triangular number (112837753 = T₁₅₀₂₂).

The spelling of 1051611073 in words is "one billion, fifty-one million, six hundred eleven thousand, seventy-three".