124043419897 has 4 divisors (see below), whose sum is σ = 124367293440. Its totient is φ = 123719546356.

The previous prime is 124043419837. The next prime is 124043419919. The reversal of 124043419897 is 798914340421.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 124043419897 - 2¹⁵ = 124043387129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124043419837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161936197 + ... + 161936962.

It is an arithmetic number, because the mean of its divisors is an integer number (31091823360).

Almost surely, 2^124043419897 is an apocalyptic number.

It is an amenable number.

124043419897 is a deficient number, since it is larger than the sum of its proper divisors (323873543).

124043419897 is an equidigital number, since it uses as much as digits as its factorization.

124043419897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323873542.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 124043419897 in words is "one hundred twenty-four billion, forty-three million, four hundred nineteen thousand, eight hundred ninety-seven".