13030240253 has 2 divisors, whose sum is σ = 13030240254. Its totient is φ = 13030240252.

The previous prime is 13030240229. The next prime is 13030240319. The reversal of 13030240253 is 35204203031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7783121284 + 5247118969 = 88222^2 + 72437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13030240253 is a prime.

It is a super-2 number, since 2×13030240253² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13030245253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6515120126 + 6515120127.

It is an arithmetic number, because the mean of its divisors is an integer number (6515120127).

Almost surely, 2^13030240253 is an apocalyptic number.

It is an amenable number.

13030240253 is a deficient number, since it is larger than the sum of its proper divisors (1).

13030240253 is an equidigital number, since it uses as much as digits as its factorization.

13030240253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 13030240253 its reverse (35204203031), we get a palindrome (48234443284).

The spelling of 13030240253 in words is "thirteen billion, thirty million, two hundred forty thousand, two hundred fifty-three".