205114634 has 4 divisors (see below), whose sum is σ = 307671954. Its totient is φ = 102557316.

The previous prime is 205114603. The next prime is 205114681. The reversal of 205114634 is 436411502.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 436411502 = 2 ⋅218205751.

It can be written as a sum of positive squares in only one way, i.e., 120934009 + 84180625 = 10997^2 + 9175^2 .

It is a Curzon number.

It is an unprimeable number.

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, 51278657 + ... + 51278660.

Almost surely, 2^205114634 is an apocalyptic number.

205114634 is a deficient number, since it is larger than the sum of its proper divisors (102557320).

205114634 is a wasteful number, since it uses less digits than its factorization.

205114634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102557319.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 205114634 is about 14321.8236967224. The cubic root of 205114634 is about 589.7467399093.

The spelling of 205114634 in words is "two hundred five million, one hundred fourteen thousand, six hundred thirty-four".