30242313253 has 2 divisors, whose sum is σ = 30242313254. Its totient is φ = 30242313252.

The previous prime is 30242313191. The next prime is 30242313259. The reversal of 30242313253 is 35231324203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24055389604 + 6186923649 = 155098^2 + 78657^2 .

It is a cyclic number.

It is not a de Polignac number, because 30242313253 - 2¹³ = 30242305061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30242313259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121156626 + 15121156627.

It is an arithmetic number, because the mean of its divisors is an integer number (15121156627).

Almost surely, 2^30242313253 is an apocalyptic number.

It is an amenable number.

30242313253 is a deficient number, since it is larger than the sum of its proper divisors (1).

30242313253 is an equidigital number, since it uses as much as digits as its factorization.

30242313253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 30242313253 its reverse (35231324203), we get a palindrome (65473637456).

The spelling of 30242313253 in words is "thirty billion, two hundred forty-two million, three hundred thirteen thousand, two hundred fifty-three".