124478204078573 has 2 divisors, whose sum is σ = 124478204078574. Its totient is φ = 124478204078572.

The previous prime is 124478204078537. The next prime is 124478204078593. The reversal of 124478204078573 is 375870402874421.

Together with previous prime (124478204078537) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119659380065449 + 4818824013124 = 10938893^2 + 2195182^2 .

It is a cyclic number.

It is not a de Polignac number, because 124478204078573 - 2⁸ = 124478204078317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124478204078593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62239102039286 + 62239102039287.

It is an arithmetic number, because the mean of its divisors is an integer number (62239102039287).

Almost surely, 2^{124478204078573} is an apocalyptic number.

It is an amenable number.

124478204078573 is a deficient number, since it is larger than the sum of its proper divisors (1).

124478204078573 is an equidigital number, since it uses as much as digits as its factorization.

124478204078573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84295680, while the sum is 62.

The spelling of 124478204078573 in words is "one hundred twenty-four trillion, four hundred seventy-eight billion, two hundred four million, seventy-eight thousand, five hundred seventy-three".