1011984829 has 2 divisors, whose sum is σ = 1011984830. Its totient is φ = 1011984828.

The previous prime is 1011984781. The next prime is 1011984851. The reversal of 1011984829 is 9284891101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 924281604 + 87703225 = 30402^2 + 9365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011984829 is a prime.

It is a super-2 number, since 2×1011984829² = 2048226588252318482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011984629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505992414 + 505992415.

It is an arithmetic number, because the mean of its divisors is an integer number (505992415).

Almost surely, 2^1011984829 is an apocalyptic number.

It is an amenable number.

1011984829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011984829 is an equidigital number, since it uses as much as digits as its factorization.

1011984829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 43.

The square root of 1011984829 is about 31811.7089921306. The cubic root of 1011984829 is about 1003.9790888514.

The spelling of 1011984829 in words is "one billion, eleven million, nine hundred eighty-four thousand, eight hundred twenty-nine".