124814997289 has 4 divisors (see below), whose sum is σ = 124826781780. Its totient is φ = 124803212800.

The previous prime is 124814997287. The next prime is 124814997343. The reversal of 124814997289 is 982799418421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 116803315225 + 8011682064 = 341765^2 + 89508^2 .

It is a cyclic number.

It is not a de Polignac number, because 124814997289 - 2¹ = 124814997287 is a prime.

It is a super-3 number, since 3×124814997289³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124814997289.

It is not an unprimeable number, because it can be changed into a prime (124814997287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5876344 + ... + 5897545.

It is an arithmetic number, because the mean of its divisors is an integer number (31206695445).

Almost surely, 2^124814997289 is an apocalyptic number.

It is an amenable number.

124814997289 is a deficient number, since it is larger than the sum of its proper divisors (11784491).

124814997289 is a wasteful number, since it uses less digits than its factorization.

124814997289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11784490.

The product of its digits is 20901888, while the sum is 64.

The spelling of 124814997289 in words is "one hundred twenty-four billion, eight hundred fourteen million, nine hundred ninety-seven thousand, two hundred eighty-nine".