124565561012243 has 8 divisors (see below), whose sum is σ = 134227999689168. Its totient is φ = 114914618398944.

The previous prime is 124565561012153. The next prime is 124565561012267. The reversal of 124565561012243 is 342210165565421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 124565561012243 - 2³² = 124561266044947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124565561012443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2873993396 + ... + 2874036737.

It is an arithmetic number, because the mean of its divisors is an integer number (16778499961146).

Almost surely, 2^{124565561012243} is an apocalyptic number.

124565561012243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

124565561012243 is a deficient number, since it is larger than the sum of its proper divisors (9662438676925).

124565561012243 is a wasteful number, since it uses less digits than its factorization.

124565561012243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748031813.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 124565561012243 in words is "one hundred twenty-four trillion, five hundred sixty-five billion, five hundred sixty-one million, twelve thousand, two hundred forty-three".