30938134143029 has 2 divisors, whose sum is σ = 30938134143030. Its totient is φ = 30938134143028.

The previous prime is 30938134142959. The next prime is 30938134143061. The reversal of 30938134143029 is 92034143183903.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27095252196100 + 3842881946929 = 5205310^2 + 1960327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30938134143029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30938134143629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15469067071514 + 15469067071515.

It is an arithmetic number, because the mean of its divisors is an integer number (15469067071515).

Almost surely, 2^{30938134143029} is an apocalyptic number.

It is an amenable number.

30938134143029 is a deficient number, since it is larger than the sum of its proper divisors (1).

30938134143029 is an equidigital number, since it uses as much as digits as its factorization.

30938134143029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 30938134143029 in words is "thirty trillion, nine hundred thirty-eight billion, one hundred thirty-four million, one hundred forty-three thousand, twenty-nine".