30534303157 has 2 divisors, whose sum is σ = 30534303158. Its totient is φ = 30534303156.

The previous prime is 30534303101. The next prime is 30534303161. The reversal of 30534303157 is 75130343503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26631302481 + 3903000676 = 163191^2 + 62474^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30534303157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30534303757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15267151578 + 15267151579.

It is an arithmetic number, because the mean of its divisors is an integer number (15267151579).

Almost surely, 2^30534303157 is an apocalyptic number.

It is an amenable number.

30534303157 is a deficient number, since it is larger than the sum of its proper divisors (1).

30534303157 is an equidigital number, since it uses as much as digits as its factorization.

30534303157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 34.

The spelling of 30534303157 in words is "thirty billion, five hundred thirty-four million, three hundred three thousand, one hundred fifty-seven".