20052177 has 4 divisors (see below), whose sum is σ = 26736240. Its totient is φ = 13368116.

The previous prime is 20052167. The next prime is 20052181. The reversal of 20052177 is 77125002.

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 20052177 - 2⁴ = 20052161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20052167) 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 in 3 ways as a sum of consecutive naturals, for example, 3342027 + ... + 3342032.

It is an arithmetic number, because the mean of its divisors is an integer number (6684060).

Almost surely, 2^20052177 is an apocalyptic number.

It is an amenable number.

20052177 is a deficient number, since it is larger than the sum of its proper divisors (6684063).

20052177 is an equidigital number, since it uses as much as digits as its factorization.

20052177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684062.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 20052177 is about 4477.9657211730. The cubic root of 20052177 is about 271.6776069632.

Adding to 20052177 its reverse (77125002), we get a palindrome (97177179).

The spelling of 20052177 in words is "twenty million, fifty-two thousand, one hundred seventy-seven".