4240102609 has 2 divisors, whose sum is σ = 4240102610. Its totient is φ = 4240102608.

The previous prime is 4240102597. The next prime is 4240102621. The reversal of 4240102609 is 9062010424.

It is a balanced prime because it is at equal distance from previous prime (4240102597) and next prime (4240102621).

It can be written as a sum of positive squares in only one way, i.e., 3352062609 + 888040000 = 57897^2 + 29800^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240102609 - 2¹⁷ = 4239971537 is a prime.

It is not a weakly prime, because it can be changed into another prime (4240102639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120051304 + 2120051305.

It is an arithmetic number, because the mean of its divisors is an integer number (2120051305).

Almost surely, 2^4240102609 is an apocalyptic number.

It is an amenable number.

4240102609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240102609 is an equidigital number, since it uses as much as digits as its factorization.

4240102609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4240102609 is about 65116.0702822276. The cubic root of 4240102609 is about 1618.5475231132.

The spelling of 4240102609 in words is "four billion, two hundred forty million, one hundred two thousand, six hundred nine".