30140342077 has 2 divisors, whose sum is σ = 30140342078. Its totient is φ = 30140342076.

The previous prime is 30140341993. The next prime is 30140342093. The reversal of 30140342077 is 77024304103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20167124121 + 9973217956 = 142011^2 + 99866^2 .

It is an emirp because it is prime and its reverse (77024304103) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30140342077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30140342777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15070171038 + 15070171039.

It is an arithmetic number, because the mean of its divisors is an integer number (15070171039).

Almost surely, 2^30140342077 is an apocalyptic number.

It is an amenable number.

30140342077 is a deficient number, since it is larger than the sum of its proper divisors (1).

30140342077 is an equidigital number, since it uses as much as digits as its factorization.

30140342077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 31.

The spelling of 30140342077 in words is "thirty billion, one hundred forty million, three hundred forty-two thousand, seventy-seven".