1300030253 has 2 divisors, whose sum is σ = 1300030254. Its totient is φ = 1300030252.

The previous prime is 1300030243. The next prime is 1300030267. The reversal of 1300030253 is 3520300031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983261449 + 316768804 = 31357^2 + 17798^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300030253 - 2⁶ = 1300030189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300030243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650015126 + 650015127.

It is an arithmetic number, because the mean of its divisors is an integer number (650015127).

Almost surely, 2^1300030253 is an apocalyptic number.

It is an amenable number.

1300030253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300030253 is an equidigital number, since it uses as much as digits as its factorization.

1300030253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 1300030253 is about 36055.9322858250. The cubic root of 1300030253 is about 1091.4013491259.

Adding to 1300030253 its reverse (3520300031), we get a palindrome (4820330284).

The spelling of 1300030253 in words is "one billion, three hundred million, thirty thousand, two hundred fifty-three".