541540453 has 2 divisors, whose sum is σ = 541540454. Its totient is φ = 541540452.

The previous prime is 541540421. The next prime is 541540463. The reversal of 541540453 is 354045145.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422795844 + 118744609 = 20562^2 + 10897^2 .

It is a cyclic number.

It is not a de Polignac number, because 541540453 - 2⁵ = 541540421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541540463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270770226 + 270770227.

It is an arithmetic number, because the mean of its divisors is an integer number (270770227).

Almost surely, 2^541540453 is an apocalyptic number.

It is an amenable number.

541540453 is a deficient number, since it is larger than the sum of its proper divisors (1).

541540453 is an equidigital number, since it uses as much as digits as its factorization.

541540453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 541540453 is about 23271.0217437911. The cubic root of 541540453 is about 815.0988892264.

Adding to 541540453 its reverse (354045145), we get a palindrome (895585598).

The spelling of 541540453 in words is "five hundred forty-one million, five hundred forty thousand, four hundred fifty-three".