54230513 has 2 divisors, whose sum is σ = 54230514. Its totient is φ = 54230512.

The previous prime is 54230507. The next prime is 54230521. The reversal of 54230513 is 31503245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43784689 + 10445824 = 6617^2 + 3232^2 .

It is a cyclic number.

It is not a de Polignac number, because 54230513 - 2¹⁰ = 54229489 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (54230213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27115256 + 27115257.

It is an arithmetic number, because the mean of its divisors is an integer number (27115257).

Almost surely, 2^54230513 is an apocalyptic number.

It is an amenable number.

54230513 is a deficient number, since it is larger than the sum of its proper divisors (1).

54230513 is an equidigital number, since it uses as much as digits as its factorization.

54230513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 54230513 is about 7364.1369487537. The cubic root of 54230513 is about 378.5133814541.

Adding to 54230513 its reverse (31503245), we get a palindrome (85733758).

The spelling of 54230513 in words is "fifty-four million, two hundred thirty thousand, five hundred thirteen".