4046887609 has 2 divisors, whose sum is σ = 4046887610. Its totient is φ = 4046887608.

The previous prime is 4046887597. The next prime is 4046887687. The reversal of 4046887609 is 9067886404.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3706374400 + 340513209 = 60880^2 + 18453^2 .

It is a cyclic number.

It is not a de Polignac number, because 4046887609 - 2¹¹ = 4046885561 is a prime.

It is not a weakly prime, because it can be changed into another prime (4046887109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2023443804 + 2023443805.

It is an arithmetic number, because the mean of its divisors is an integer number (2023443805).

Almost surely, 2^4046887609 is an apocalyptic number.

It is an amenable number.

4046887609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4046887609 is an equidigital number, since it uses as much as digits as its factorization.

4046887609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The square root of 4046887609 is about 63615.1523538221. The cubic root of 4046887609 is about 1593.5794270372.

The spelling of 4046887609 in words is "four billion, forty-six million, eight hundred eighty-seven thousand, six hundred nine".