30142872043 has 2 divisors, whose sum is σ = 30142872044. Its totient is φ = 30142872042.

The previous prime is 30142872013. The next prime is 30142872059. The reversal of 30142872043 is 34027824103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30142872043 - 2⁹ = 30142871531 is a prime.

It is not a weakly prime, because it can be changed into another prime (30142872013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15071436021 + 15071436022.

It is an arithmetic number, because the mean of its divisors is an integer number (15071436022).

Almost surely, 2^30142872043 is an apocalyptic number.

30142872043 is a deficient number, since it is larger than the sum of its proper divisors (1).

30142872043 is an equidigital number, since it uses as much as digits as its factorization.

30142872043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 30142872043 in words is "thirty billion, one hundred forty-two million, eight hundred seventy-two thousand, forty-three".