124033421 has 2 divisors, whose sum is σ = 124033422. Its totient is φ = 124033420.

The previous prime is 124033417. The next prime is 124033439. The reversal of 124033421 is 124330421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88153321 + 35880100 = 9389^2 + 5990^2 .

It is a cyclic number.

It is not a de Polignac number, because 124033421 - 2² = 124033417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124033393 and 124033402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124033471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62016710 + 62016711.

It is an arithmetic number, because the mean of its divisors is an integer number (62016711).

Almost surely, 2^124033421 is an apocalyptic number.

It is an amenable number.

124033421 is a deficient number, since it is larger than the sum of its proper divisors (1).

124033421 is an equidigital number, since it uses as much as digits as its factorization.

124033421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 124033421 is about 11137.0292717582. The cubic root of 124033421 is about 498.7078917891.

Adding to 124033421 its reverse (124330421), we get a palindrome (248363842).

The spelling of 124033421 in words is "one hundred twenty-four million, thirty-three thousand, four hundred twenty-one".