662009113 has 2 divisors, whose sum is σ = 662009114. Its totient is φ = 662009112.

The previous prime is 662009063. The next prime is 662009137. The reversal of 662009113 is 311900266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 414041104 + 247968009 = 20348^2 + 15747^2 .

It is a cyclic number.

It is not a de Polignac number, because 662009113 - 2²⁵ = 628454681 is a prime.

It is not a weakly prime, because it can be changed into another prime (662009213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331004556 + 331004557.

It is an arithmetic number, because the mean of its divisors is an integer number (331004557).

Almost surely, 2^662009113 is an apocalyptic number.

It is an amenable number.

662009113 is a deficient number, since it is larger than the sum of its proper divisors (1).

662009113 is an equidigital number, since it uses as much as digits as its factorization.

662009113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 662009113 is about 25729.5377533293. The cubic root of 662009113 is about 871.5413347109.

Adding to 662009113 its reverse (311900266), we get a palindrome (973909379).

The spelling of 662009113 in words is "six hundred sixty-two million, nine thousand, one hundred thirteen".