1072228117 has 2 divisors, whose sum is σ = 1072228118. Its totient is φ = 1072228116.

The previous prime is 1072228111. The next prime is 1072228127. The reversal of 1072228117 is 7118222701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 762256881 + 309971236 = 27609^2 + 17606^2 .

It is an emirp because it is prime and its reverse (7118222701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1072228117 - 2³ = 1072228109 is a prime.

It is a super-2 number, since 2×1072228117² = 2299346269770731378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072228111) 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, 536114058 + 536114059.

It is an arithmetic number, because the mean of its divisors is an integer number (536114059).

Almost surely, 2^1072228117 is an apocalyptic number.

It is an amenable number.

1072228117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072228117 is an equidigital number, since it uses as much as digits as its factorization.

1072228117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 31.

The square root of 1072228117 is about 32744.8945180772. The cubic root of 1072228117 is about 1023.5185792053.

The spelling of 1072228117 in words is "one billion, seventy-two million, two hundred twenty-eight thousand, one hundred seventeen".