205429059 has 12 divisors (see below), whose sum is σ = 323706552. Its totient is φ = 124502400.

The previous prime is 205429043. The next prime is 205429079. The reversal of 205429059 is 950924502.

It is a happy number.

205429059 is a `hidden beast` number, since 20 + 542 + 90 + 5 + 9 = 666.

205429059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 205429059 - 2⁴ = 205429043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (205429009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1037422 + ... + 1037619.

It is an arithmetic number, because the mean of its divisors is an integer number (26975546).

Almost surely, 2^205429059 is an apocalyptic number.

205429059 is a deficient number, since it is larger than the sum of its proper divisors (118277493).

205429059 is a wasteful number, since it uses less digits than its factorization.

205429059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075058 (or 2075055 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 205429059 is about 14332.7966217344. The cubic root of 205429059 is about 590.0479315651.

It can be divided in two parts, 2054 and 29059, that added together give a palindrome (31113).

The spelling of 205429059 in words is "two hundred five million, four hundred twenty-nine thousand, fifty-nine".