20080253 has 2 divisors, whose sum is σ = 20080254. Its totient is φ = 20080252.

The previous prime is 20080243. The next prime is 20080289. The reversal of 20080253 is 35208002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19035769 + 1044484 = 4363^2 + 1022^2 .

It is a cyclic number.

It is not a de Polignac number, because 20080253 - 2²² = 15885949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20080223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10040126 + 10040127.

It is an arithmetic number, because the mean of its divisors is an integer number (10040127).

Almost surely, 2^20080253 is an apocalyptic number.

It is an amenable number.

20080253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20080253 is an equidigital number, since it uses as much as digits as its factorization.

20080253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 20080253 is about 4481.0995302492. The cubic root of 20080253 is about 271.8043440473.

Adding to 20080253 its reverse (35208002), we get a palindrome (55288255).

The spelling of 20080253 in words is "twenty million, eighty thousand, two hundred fifty-three".