30653125253 has 2 divisors, whose sum is σ = 30653125254. Its totient is φ = 30653125252.

The previous prime is 30653125249. The next prime is 30653125273. The reversal of 30653125253 is 35252135603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19097305249 + 11555820004 = 138193^2 + 107498^2 .

It is an emirp because it is prime and its reverse (35252135603) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30653125253 - 2² = 30653125249 is a prime.

It is a super-2 number, since 2×30653125253² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30653125213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15326562626 + 15326562627.

It is an arithmetic number, because the mean of its divisors is an integer number (15326562627).

Almost surely, 2^30653125253 is an apocalyptic number.

It is an amenable number.

30653125253 is a deficient number, since it is larger than the sum of its proper divisors (1).

30653125253 is an equidigital number, since it uses as much as digits as its factorization.

30653125253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 35.

The spelling of 30653125253 in words is "thirty billion, six hundred fifty-three million, one hundred twenty-five thousand, two hundred fifty-three".