124604321 has 2 divisors, whose sum is σ = 124604322. Its totient is φ = 124604320.

The previous prime is 124604303. The next prime is 124604351. The reversal of 124604321 is 123406421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122965921 + 1638400 = 11089^2 + 1280^2 .

It is a cyclic number.

It is not a de Polignac number, because 124604321 - 2¹⁸ = 124342177 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (124604351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62302160 + 62302161.

It is an arithmetic number, because the mean of its divisors is an integer number (62302161).

Almost surely, 2^124604321 is an apocalyptic number.

It is an amenable number.

124604321 is a deficient number, since it is larger than the sum of its proper divisors (1).

124604321 is an equidigital number, since it uses as much as digits as its factorization.

124604321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 124604321 is about 11162.6305591469. The cubic root of 124604321 is about 499.4718703546.

The spelling of 124604321 in words is "one hundred twenty-four million, six hundred four thousand, three hundred twenty-one".