1071730229 has 2 divisors, whose sum is σ = 1071730230. Its totient is φ = 1071730228.

The previous prime is 1071730211. The next prime is 1071730243. The reversal of 1071730229 is 9220371701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550840900 + 520889329 = 23470^2 + 22823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1071730229 is a prime.

It is a super-2 number, since 2×1071730229² = 2297211367504784882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071730195 and 1071730204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1071730259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535865114 + 535865115.

It is an arithmetic number, because the mean of its divisors is an integer number (535865115).

Almost surely, 2^1071730229 is an apocalyptic number.

It is an amenable number.

1071730229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071730229 is an equidigital number, since it uses as much as digits as its factorization.

1071730229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1071730229 is about 32737.2911066264. The cubic root of 1071730229 is about 1023.3601314187.

The spelling of 1071730229 in words is "one billion, seventy-one million, seven hundred thirty thousand, two hundred twenty-nine".