541620451 has 2 divisors, whose sum is σ = 541620452. Its totient is φ = 541620450.

The previous prime is 541620427. The next prime is 541620461. The reversal of 541620451 is 154026145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541620451 - 2¹⁹ = 541096163 is a prime.

It is not a weakly prime, because it can be changed into another prime (541620421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270810225 + 270810226.

It is an arithmetic number, because the mean of its divisors is an integer number (270810226).

Almost surely, 2^541620451 is an apocalyptic number.

541620451 is a deficient number, since it is larger than the sum of its proper divisors (1).

541620451 is an equidigital number, since it uses as much as digits as its factorization.

541620451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 541620451 is about 23272.7405133130. The cubic root of 541620451 is about 815.1390235445.

Adding to 541620451 its reverse (154026145), we get a palindrome (695646596).

The spelling of 541620451 in words is "five hundred forty-one million, six hundred twenty thousand, four hundred fifty-one".