20230541 has 2 divisors, whose sum is σ = 20230542. Its totient is φ = 20230540.

The previous prime is 20230537. The next prime is 20230543. The reversal of 20230541 is 14503202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19272100 + 958441 = 4390^2 + 979^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230541 - 2² = 20230537 is a prime.

Together with 20230543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115270 + 10115271.

It is an arithmetic number, because the mean of its divisors is an integer number (10115271).

Almost surely, 2^20230541 is an apocalyptic number.

It is an amenable number.

20230541 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230541 is an equidigital number, since it uses as much as digits as its factorization.

20230541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 20230541 is about 4497.8373692253. The cubic root of 20230541 is about 272.4807539082.

Adding to 20230541 its reverse (14503202), we get a palindrome (34733743).

The spelling of 20230541 in words is "twenty million, two hundred thirty thousand, five hundred forty-one".