20025119 has 2 divisors, whose sum is σ = 20025120. Its totient is φ = 20025118.

The previous prime is 20025079. The next prime is 20025121. The reversal of 20025119 is 91152002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20025119 - 2⁸ = 20024863 is a prime.

It is a super-2 number, since 2×20025119² = 802010781928322, which contains 22 as substring.

Together with 20025121, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20025119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20025139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10012559 + 10012560.

It is an arithmetic number, because the mean of its divisors is an integer number (10012560).

Almost surely, 2^20025119 is an apocalyptic number.

20025119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20025119 is an equidigital number, since it uses as much as digits as its factorization.

20025119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 20025119 is about 4474.9434633300. The cubic root of 20025119 is about 271.5553532112. Note that the first 3 decimals are identical.

The spelling of 20025119 in words is "twenty million, twenty-five thousand, one hundred nineteen".