24230513 has 2 divisors, whose sum is σ = 24230514. Its totient is φ = 24230512.

The previous prime is 24230509. The next prime is 24230527. The reversal of 24230513 is 31503242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15272464 + 8958049 = 3908^2 + 2993^2 .

It is a cyclic number.

It is not a de Polignac number, because 24230513 - 2² = 24230509 is a prime.

It is not a weakly prime, because it can be changed into another prime (24235513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12115256 + 12115257.

It is an arithmetic number, because the mean of its divisors is an integer number (12115257).

Almost surely, 2^24230513 is an apocalyptic number.

It is an amenable number.

24230513 is a deficient number, since it is larger than the sum of its proper divisors (1).

24230513 is an equidigital number, since it uses as much as digits as its factorization.

24230513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 24230513 is about 4922.4498981706. The cubic root of 24230513 is about 289.3704655435.

Adding to 24230513 its reverse (31503242), we get a palindrome (55733755).

The spelling of 24230513 in words is "twenty-four million, two hundred thirty thousand, five hundred thirteen".