541356397 has 2 divisors, whose sum is σ = 541356398. Its totient is φ = 541356396.

The previous prime is 541356391. The next prime is 541356401. The reversal of 541356397 is 793653145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 536107716 + 5248681 = 23154^2 + 2291^2 .

It is a cyclic number.

It is not a de Polignac number, because 541356397 - 2¹⁹ = 540832109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541356391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270678198 + 270678199.

It is an arithmetic number, because the mean of its divisors is an integer number (270678199).

Almost surely, 2^541356397 is an apocalyptic number.

It is an amenable number.

541356397 is a deficient number, since it is larger than the sum of its proper divisors (1).

541356397 is an equidigital number, since it uses as much as digits as its factorization.

541356397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 541356397 is about 23267.0667897782. The cubic root of 541356397 is about 815.0065348818.

The spelling of 541356397 in words is "five hundred forty-one million, three hundred fifty-six thousand, three hundred ninety-seven".