541076021 has 2 divisors, whose sum is σ = 541076022. Its totient is φ = 541076020.

The previous prime is 541075967. The next prime is 541076023. The reversal of 541076021 is 120670145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515925796 + 25150225 = 22714^2 + 5015^2 .

It is a cyclic number.

It is not a de Polignac number, because 541076021 - 2⁶ = 541075957 is a prime.

Together with 541076023, 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 (541076023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270538010 + 270538011.

It is an arithmetic number, because the mean of its divisors is an integer number (270538011).

Almost surely, 2^541076021 is an apocalyptic number.

It is an amenable number.

541076021 is a deficient number, since it is larger than the sum of its proper divisors (1).

541076021 is an equidigital number, since it uses as much as digits as its factorization.

541076021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 541076021 is about 23261.0408408566. The cubic root of 541076021 is about 814.8658095149.

The spelling of 541076021 in words is "five hundred forty-one million, seventy-six thousand, twenty-one".