205096157 has 4 divisors (see below), whose sum is σ = 234395616. Its totient is φ = 175796700.

The previous prime is 205096123. The next prime is 205096159. The reversal of 205096157 is 751690502.

205096157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 205096157 - 2¹⁸ = 204834013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205096159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14649719 + ... + 14649732.

It is an arithmetic number, because the mean of its divisors is an integer number (58598904).

Almost surely, 2^205096157 is an apocalyptic number.

It is an amenable number.

205096157 is a deficient number, since it is larger than the sum of its proper divisors (29299459).

205096157 is an equidigital number, since it uses as much as digits as its factorization.

205096157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29299458.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 205096157 is about 14321.1786176976. The cubic root of 205096157 is about 589.7290309864.

The spelling of 205096157 in words is "two hundred five million, ninety-six thousand, one hundred fifty-seven".