206034623 has 2 divisors, whose sum is σ = 206034624. Its totient is φ = 206034622.

The previous prime is 206034601. The next prime is 206034659. The reversal of 206034623 is 326430602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206034623 - 2⁶ = 206034559 is a prime.

It is a Sophie Germain prime.

It is equal to p_11394440 and since 206034623 and 11394440 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 206034592 and 206034601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206034683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103017311 + 103017312.

It is an arithmetic number, because the mean of its divisors is an integer number (103017312).

Almost surely, 2^206034623 is an apocalyptic number.

206034623 is a deficient number, since it is larger than the sum of its proper divisors (1).

206034623 is an equidigital number, since it uses as much as digits as its factorization.

206034623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 206034623 is about 14353.9061930890. The cubic root of 206034623 is about 590.6271441110.

The spelling of 206034623 in words is "two hundred six million, thirty-four thousand, six hundred twenty-three".