206153113 has 2 divisors, whose sum is σ = 206153114. Its totient is φ = 206153112.

The previous prime is 206153111. The next prime is 206153153. The reversal of 206153113 is 311351602.

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., 151585344 + 54567769 = 12312^2 + 7387^2 .

It is a cyclic number.

It is not a de Polignac number, because 206153113 - 2¹ = 206153111 is a prime.

Together with 206153111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (206153111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103076556 + 103076557.

It is an arithmetic number, because the mean of its divisors is an integer number (103076557).

Almost surely, 2^206153113 is an apocalyptic number.

It is an amenable number.

206153113 is a deficient number, since it is larger than the sum of its proper divisors (1).

206153113 is an equidigital number, since it uses as much as digits as its factorization.

206153113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 206153113 is about 14358.0330477402. The cubic root of 206153113 is about 590.7403451478.

The spelling of 206153113 in words is "two hundred six million, one hundred fifty-three thousand, one hundred thirteen".