30130136287 has 2 divisors, whose sum is σ = 30130136288. Its totient is φ = 30130136286.

The previous prime is 30130136279. The next prime is 30130136317. The reversal of 30130136287 is 78263103103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30130136287 - 2³ = 30130136279 is a prime.

It is a super-2 number, since 2×30130136287² (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 (30130130287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15065068143 + 15065068144.

It is an arithmetic number, because the mean of its divisors is an integer number (15065068144).

Almost surely, 2^30130136287 is an apocalyptic number.

30130136287 is a deficient number, since it is larger than the sum of its proper divisors (1).

30130136287 is an equidigital number, since it uses as much as digits as its factorization.

30130136287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 30130136287 in words is "thirty billion, one hundred thirty million, one hundred thirty-six thousand, two hundred eighty-seven".