30443113397 has 2 divisors, whose sum is σ = 30443113398. Its totient is φ = 30443113396.

The previous prime is 30443113381. The next prime is 30443113517. The reversal of 30443113397 is 79331134403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30245035921 + 198077476 = 173911^2 + 14074^2 .

It is a cyclic number.

It is not a de Polignac number, because 30443113397 - 2⁴ = 30443113381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30443113397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30443113367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15221556698 + 15221556699.

It is an arithmetic number, because the mean of its divisors is an integer number (15221556699).

Almost surely, 2^30443113397 is an apocalyptic number.

It is an amenable number.

30443113397 is a deficient number, since it is larger than the sum of its proper divisors (1).

30443113397 is an equidigital number, since it uses as much as digits as its factorization.

30443113397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 38.

The spelling of 30443113397 in words is "thirty billion, four hundred forty-three million, one hundred thirteen thousand, three hundred ninety-seven".