990724411 has 2 divisors, whose sum is σ = 990724412. Its totient is φ = 990724410.

The previous prime is 990724409. The next prime is 990724447. The reversal of 990724411 is 114427099.

990724411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 990724411 - 2¹ = 990724409 is a prime.

Together with 990724409, it forms a pair of twin primes.

It is equal to p_50399740 and since 990724411 and 50399740 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (990724481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495362205 + 495362206.

It is an arithmetic number, because the mean of its divisors is an integer number (495362206).

Almost surely, 2^990724411 is an apocalyptic number.

990724411 is a deficient number, since it is larger than the sum of its proper divisors (1).

990724411 is an equidigital number, since it uses as much as digits as its factorization.

990724411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 990724411 is about 31475.7749864876. The cubic root of 990724411 is about 996.8985278148.

The spelling of 990724411 in words is "nine hundred ninety million, seven hundred twenty-four thousand, four hundred eleven".