124685255479 has 2 divisors, whose sum is σ = 124685255480. Its totient is φ = 124685255478.

The previous prime is 124685255477. The next prime is 124685255531. The reversal of 124685255479 is 974552586421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124685255479 - 2¹ = 124685255477 is a prime.

Together with 124685255477, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124685255477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62342627739 + 62342627740.

It is an arithmetic number, because the mean of its divisors is an integer number (62342627740).

Almost surely, 2^124685255479 is an apocalyptic number.

124685255479 is a deficient number, since it is larger than the sum of its proper divisors (1).

124685255479 is an equidigital number, since it uses as much as digits as its factorization.

124685255479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192000, while the sum is 58.

The spelling of 124685255479 in words is "one hundred twenty-four billion, six hundred eighty-five million, two hundred fifty-five thousand, four hundred seventy-nine".