118222529 has 2 divisors, whose sum is σ = 118222530. Its totient is φ = 118222528.

The previous prime is 118222513. The next prime is 118222537. The reversal of 118222529 is 925222811.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118222129 + 400 = 10873^2 + 20^2 .

It is a cyclic number.

It is not a de Polignac number, because 118222529 - 2⁴ = 118222513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118222495 and 118222504.

It is not a weakly prime, because it can be changed into another prime (118222549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59111264 + 59111265.

It is an arithmetic number, because the mean of its divisors is an integer number (59111265).

Almost surely, 2^118222529 is an apocalyptic number.

It is an amenable number.

118222529 is a deficient number, since it is larger than the sum of its proper divisors (1).

118222529 is an equidigital number, since it uses as much as digits as its factorization.

118222529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 32.

The square root of 118222529 is about 10873.0183941719. The cubic root of 118222529 is about 490.7949459215.

The spelling of 118222529 in words is "one hundred eighteen million, two hundred twenty-two thousand, five hundred twenty-nine".