1051213073 has 2 divisors, whose sum is σ = 1051213074. Its totient is φ = 1051213072.

The previous prime is 1051213043. The next prime is 1051213081. The reversal of 1051213073 is 3703121501.

1051213073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 987404929 + 63808144 = 31423^2 + 7988^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051213073 - 2¹⁰ = 1051212049 is a prime.

It is a super-2 number, since 2×1051213073² = 2210097849692206658, 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 (1051213013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525606536 + 525606537.

It is an arithmetic number, because the mean of its divisors is an integer number (525606537).

Almost surely, 2^1051213073 is an apocalyptic number.

It is an amenable number.

1051213073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051213073 is an equidigital number, since it uses as much as digits as its factorization.

1051213073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1051213073 is about 32422.4162116274. The cubic root of 1051213073 is about 1016.7876229942.

Adding to 1051213073 its reverse (3703121501), we get a palindrome (4754334574).

The spelling of 1051213073 in words is "one billion, fifty-one million, two hundred thirteen thousand, seventy-three".