288626113 has 2 divisors, whose sum is σ = 288626114. Its totient is φ = 288626112.

The previous prime is 288626083. The next prime is 288626123. The reversal of 288626113 is 311626882.

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., 285880464 + 2745649 = 16908^2 + 1657^2 .

It is a cyclic number.

It is not a de Polignac number, because 288626113 - 2²⁵ = 255071681 is a prime.

It is not a weakly prime, because it can be changed into another prime (288626123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144313056 + 144313057.

It is an arithmetic number, because the mean of its divisors is an integer number (144313057).

Almost surely, 2^288626113 is an apocalyptic number.

It is an amenable number.

288626113 is a deficient number, since it is larger than the sum of its proper divisors (1).

288626113 is an equidigital number, since it uses as much as digits as its factorization.

288626113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 288626113 is about 16988.9997645535. Note that the first 3 decimals coincide. The cubic root of 288626113 is about 660.8636634870.

The spelling of 288626113 in words is "two hundred eighty-eight million, six hundred twenty-six thousand, one hundred thirteen".