124620884077 has 2 divisors, whose sum is σ = 124620884078. Its totient is φ = 124620884076.

The previous prime is 124620884051. The next prime is 124620884083. The reversal of 124620884077 is 770488026421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117063885316 + 7556998761 = 342146^2 + 86931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124620884077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124620884077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124620884477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62310442038 + 62310442039.

It is an arithmetic number, because the mean of its divisors is an integer number (62310442039).

Almost surely, 2^124620884077 is an apocalyptic number.

It is an amenable number.

124620884077 is a deficient number, since it is larger than the sum of its proper divisors (1).

124620884077 is an equidigital number, since it uses as much as digits as its factorization.

124620884077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 124620884077 in words is "one hundred twenty-four billion, six hundred twenty million, eight hundred eighty-four thousand, seventy-seven".