541354991 has 2 divisors, whose sum is σ = 541354992. Its totient is φ = 541354990.

The previous prime is 541354981. The next prime is 541354999. The reversal of 541354991 is 199453145.

541354991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541354991 - 2⁶ = 541354927 is a prime.

It is a super-2 number, since 2×541354991² = 586130452561220162, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541354999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270677495 + 270677496.

It is an arithmetic number, because the mean of its divisors is an integer number (270677496).

Almost surely, 2^541354991 is an apocalyptic number.

541354991 is a deficient number, since it is larger than the sum of its proper divisors (1).

541354991 is an equidigital number, since it uses as much as digits as its factorization.

541354991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 41.

The square root of 541354991 is about 23267.0365753785. The cubic root of 541354991 is about 815.0058293083.

The spelling of 541354991 in words is "five hundred forty-one million, three hundred fifty-four thousand, nine hundred ninety-one".