24315013 has 2 divisors, whose sum is σ = 24315014. Its totient is φ = 24315012.

The previous prime is 24314971. The next prime is 24315019. The reversal of 24315013 is 31051342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21224449 + 3090564 = 4607^2 + 1758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24315013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24315019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12157506 + 12157507.

It is an arithmetic number, because the mean of its divisors is an integer number (12157507).

Almost surely, 2^24315013 is an apocalyptic number.

It is an amenable number.

24315013 is a deficient number, since it is larger than the sum of its proper divisors (1).

24315013 is an equidigital number, since it uses as much as digits as its factorization.

24315013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 24315013 is about 4931.0255525600. The cubic root of 24315013 is about 289.7064528635.

Adding to 24315013 its reverse (31051342), we get a palindrome (55366355).

The spelling of 24315013 in words is "twenty-four million, three hundred fifteen thousand, thirteen".