54420523 has 2 divisors, whose sum is σ = 54420524. Its totient is φ = 54420522.

The previous prime is 54420511. The next prime is 54420581. The reversal of 54420523 is 32502445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54420523 - 2⁵ = 54420491 is a prime.

It is not a weakly prime, because it can be changed into another prime (54420923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27210261 + 27210262.

It is an arithmetic number, because the mean of its divisors is an integer number (27210262).

Almost surely, 2^54420523 is an apocalyptic number.

54420523 is a deficient number, since it is larger than the sum of its proper divisors (1).

54420523 is an equidigital number, since it uses as much as digits as its factorization.

54420523 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 25.

The square root of 54420523 is about 7377.0267045741. The cubic root of 54420523 is about 378.9549378690.

Adding to 54420523 its reverse (32502445), we get a palindrome (86922968).

The spelling of 54420523 in words is "fifty-four million, four hundred twenty thousand, five hundred twenty-three".