124128304259 has 2 divisors, whose sum is σ = 124128304260. Its totient is φ = 124128304258.

The previous prime is 124128304243. The next prime is 124128304273. The reversal of 124128304259 is 952403821421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124128304259 - 2⁴ = 124128304243 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (124128304229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62064152129 + 62064152130.

It is an arithmetic number, because the mean of its divisors is an integer number (62064152130).

Almost surely, 2^124128304259 is an apocalyptic number.

124128304259 is a deficient number, since it is larger than the sum of its proper divisors (1).

124128304259 is an equidigital number, since it uses as much as digits as its factorization.

124128304259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 124128304259 in words is "one hundred twenty-four billion, one hundred twenty-eight million, three hundred four thousand, two hundred fifty-nine".