468605009 has 2 divisors, whose sum is σ = 468605010. Its totient is φ = 468605008.

The previous prime is 468604943. The next prime is 468605023. The reversal of 468605009 is 900506864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 378886225 + 89718784 = 19465^2 + 9472^2 .

It is a cyclic number.

It is not a de Polignac number, because 468605009 - 2⁸ = 468604753 is a prime.

It is not a weakly prime, because it can be changed into another prime (468605069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234302504 + 234302505.

It is an arithmetic number, because the mean of its divisors is an integer number (234302505).

Almost surely, 2^468605009 is an apocalyptic number.

It is an amenable number.

468605009 is a deficient number, since it is larger than the sum of its proper divisors (1).

468605009 is an equidigital number, since it uses as much as digits as its factorization.

468605009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 468605009 is about 21647.2864119270. The cubic root of 468605009 is about 776.7280256517.

The spelling of 468605009 in words is "four hundred sixty-eight million, six hundred five thousand, nine".