124509864077 has 2 divisors, whose sum is σ = 124509864078. Its totient is φ = 124509864076.

The previous prime is 124509864007. The next prime is 124509864133. The reversal of 124509864077 is 770468905421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116186221321 + 8323642756 = 340861^2 + 91234^2 .

It is an emirp because it is prime and its reverse (770468905421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124509864077 - 2³⁰ = 123436122253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124509864007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62254932038 + 62254932039.

It is an arithmetic number, because the mean of its divisors is an integer number (62254932039).

Almost surely, 2^124509864077 is an apocalyptic number.

It is an amenable number.

124509864077 is a deficient number, since it is larger than the sum of its proper divisors (1).

124509864077 is an equidigital number, since it uses as much as digits as its factorization.

124509864077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 124509864077 in words is "one hundred twenty-four billion, five hundred nine million, eight hundred sixty-four thousand, seventy-seven".