280129602043 has 2 divisors, whose sum is σ = 280129602044. Its totient is φ = 280129602042.

The previous prime is 280129602029. The next prime is 280129602059. The reversal of 280129602043 is 340206921082.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-280129602043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 280129601993 and 280129602011.

It is not a weakly prime, because it can be changed into another prime (280129602023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140064801021 + 140064801022.

It is an arithmetic number, because the mean of its divisors is an integer number (140064801022).

Almost surely, 2^280129602043 is an apocalyptic number.

280129602043 is a deficient number, since it is larger than the sum of its proper divisors (1).

280129602043 is an equidigital number, since it uses as much as digits as its factorization.

280129602043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 280129602043 in words is "two hundred eighty billion, one hundred twenty-nine million, six hundred two thousand, forty-three".