541221007 has 2 divisors, whose sum is σ = 541221008. Its totient is φ = 541221006.

The previous prime is 541220963. The next prime is 541221011. The reversal of 541221007 is 700122145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541221007 - 2⁷ = 541220879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541221067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270610503 + 270610504.

It is an arithmetic number, because the mean of its divisors is an integer number (270610504).

Almost surely, 2^541221007 is an apocalyptic number.

541221007 is a deficient number, since it is larger than the sum of its proper divisors (1).

541221007 is an equidigital number, since it uses as much as digits as its factorization.

541221007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 541221007 is about 23264.1571306592. The cubic root of 541221007 is about 814.9385864622.

The spelling of 541221007 in words is "five hundred forty-one million, two hundred twenty-one thousand, seven".