162653009 has 2 divisors, whose sum is σ = 162653010. Its totient is φ = 162653008.

The previous prime is 162653003. The next prime is 162653039. The reversal of 162653009 is 900356261.

It is a happy number.

162653009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155550784 + 7102225 = 12472^2 + 2665^2 .

It is a cyclic number.

It is not a de Polignac number, because 162653009 - 2⁴ = 162652993 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (162653003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81326504 + 81326505.

It is an arithmetic number, because the mean of its divisors is an integer number (81326505).

Almost surely, 2^162653009 is an apocalyptic number.

It is an amenable number.

162653009 is a deficient number, since it is larger than the sum of its proper divisors (1).

162653009 is an equidigital number, since it uses as much as digits as its factorization.

162653009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 162653009 is about 12753.5488786455. The cubic root of 162653009 is about 545.8676626053.

The spelling of 162653009 in words is "one hundred sixty-two million, six hundred fifty-three thousand, nine".