411221039 has 2 divisors, whose sum is σ = 411221040. Its totient is φ = 411221038.

The previous prime is 411221033. The next prime is 411221051. The reversal of 411221039 is 930122114.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 411221039 - 2²⁸ = 142785583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411221033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205610519 + 205610520.

It is an arithmetic number, because the mean of its divisors is an integer number (205610520).

Almost surely, 2^411221039 is an apocalyptic number.

411221039 is a deficient number, since it is larger than the sum of its proper divisors (1).

411221039 is an equidigital number, since it uses as much as digits as its factorization.

411221039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 411221039 is about 20278.5857248478. The cubic root of 411221039 is about 743.6326368586.

The spelling of 411221039 in words is "four hundred eleven million, two hundred twenty-one thousand, thirty-nine".