411923749 has 2 divisors, whose sum is σ = 411923750. Its totient is φ = 411923748.

The previous prime is 411923737. The next prime is 411923803. The reversal of 411923749 is 947329114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348083649 + 63840100 = 18657^2 + 7990^2 .

It is a cyclic number.

It is not a de Polignac number, because 411923749 - 2¹³ = 411915557 is a prime.

It is equal to p_21937765 and since 411923749 and 21937765 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411921749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205961874 + 205961875.

It is an arithmetic number, because the mean of its divisors is an integer number (205961875).

Almost surely, 2^411923749 is an apocalyptic number.

It is an amenable number.

411923749 is a deficient number, since it is larger than the sum of its proper divisors (1).

411923749 is an equidigital number, since it uses as much as digits as its factorization.

411923749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The square root of 411923749 is about 20295.9047346996. The cubic root of 411923749 is about 744.0559782957.

The spelling of 411923749 in words is "four hundred eleven million, nine hundred twenty-three thousand, seven hundred forty-nine".