124333421 has 2 divisors, whose sum is σ = 124333422. Its totient is φ = 124333420.

The previous prime is 124333387. The next prime is 124333453.

124333421 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90820900 + 33512521 = 9530^2 + 5789^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124333421 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124333021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62166710 + 62166711.

It is an arithmetic number, because the mean of its divisors is an integer number (62166711).

Almost surely, 2^124333421 is an apocalyptic number.

It is an amenable number.

124333421 is a deficient number, since it is larger than the sum of its proper divisors (1).

124333421 is an equidigital number, since it uses as much as digits as its factorization.

124333421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 124333421 is about 11150.4897201872. The cubic root of 124333421 is about 499.1096434716.

The spelling of 124333421 in words is "one hundred twenty-four million, three hundred thirty-three thousand, four hundred twenty-one".