7135229 has 2 divisors, whose sum is σ = 7135230. Its totient is φ = 7135228.

The previous prime is 7135217. The next prime is 7135237. The reversal of 7135229 is 9225317.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5299204 + 1836025 = 2302^2 + 1355^2 .

It is a cyclic number.

It is not a de Polignac number, because 7135229 - 2⁸ = 7134973 is a prime.

It is a super-2 number, since 2×7135229² = 101822985764882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7135259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3567614 + 3567615.

It is an arithmetic number, because the mean of its divisors is an integer number (3567615).

Almost surely, 2^7135229 is an apocalyptic number.

It is an amenable number.

7135229 is a deficient number, since it is larger than the sum of its proper divisors (1).

7135229 is an equidigital number, since it uses as much as digits as its factorization.

7135229 is an evil number, because the sum of its binary digits is even.

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

The square root of 7135229 is about 2671.1849430543. The cubic root of 7135229 is about 192.5170974863.

The spelling of 7135229 in words is "seven million, one hundred thirty-five thousand, two hundred twenty-nine".