30748142294197 has 2 divisors, whose sum is σ = 30748142294198. Its totient is φ = 30748142294196.

The previous prime is 30748142294167. The next prime is 30748142294237. The reversal of 30748142294197 is 79149224184703.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20161617648561 + 10586524645636 = 4490169^2 + 3253694^2 .

It is a cyclic number.

It is not a de Polignac number, because 30748142294197 - 2¹⁹ = 30748141769909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30748142294167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15374071147098 + 15374071147099.

It is an arithmetic number, because the mean of its divisors is an integer number (15374071147099).

Almost surely, 2^{30748142294197} is an apocalyptic number.

It is an amenable number.

30748142294197 is a deficient number, since it is larger than the sum of its proper divisors (1).

30748142294197 is an equidigital number, since it uses as much as digits as its factorization.

30748142294197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 30748142294197 in words is "thirty trillion, seven hundred forty-eight billion, one hundred forty-two million, two hundred ninety-four thousand, one hundred ninety-seven".