124121614247 has 2 divisors, whose sum is σ = 124121614248. Its totient is φ = 124121614246.

The previous prime is 124121614219. The next prime is 124121614273. The reversal of 124121614247 is 742416121421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124121614247 - 2¹⁰ = 124121613223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124121614217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62060807123 + 62060807124.

It is an arithmetic number, because the mean of its divisors is an integer number (62060807124).

Almost surely, 2^124121614247 is an apocalyptic number.

124121614247 is a deficient number, since it is larger than the sum of its proper divisors (1).

124121614247 is an equidigital number, since it uses as much as digits as its factorization.

124121614247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 35.

Adding to 124121614247 its reverse (742416121421), we get a palindrome (866537735668).

The spelling of 124121614247 in words is "one hundred twenty-four billion, one hundred twenty-one million, six hundred fourteen thousand, two hundred forty-seven".