124260479977 has 2 divisors, whose sum is σ = 124260479978. Its totient is φ = 124260479976.

The previous prime is 124260479963. The next prime is 124260480139. The reversal of 124260479977 is 779974062421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119183062441 + 5077417536 = 345229^2 + 71256^2 .

It is a cyclic number.

It is not a de Polignac number, because 124260479977 - 2¹⁵ = 124260447209 is a prime.

It is a super-2 number, since 2×124260479977² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124260470977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62130239988 + 62130239989.

It is an arithmetic number, because the mean of its divisors is an integer number (62130239989).

Almost surely, 2^124260479977 is an apocalyptic number.

It is an amenable number.

124260479977 is a deficient number, since it is larger than the sum of its proper divisors (1).

124260479977 is an equidigital number, since it uses as much as digits as its factorization.

124260479977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10668672, while the sum is 58.

The spelling of 124260479977 in words is "one hundred twenty-four billion, two hundred sixty million, four hundred seventy-nine thousand, nine hundred seventy-seven".