1049018849 has 2 divisors, whose sum is σ = 1049018850. Its totient is φ = 1049018848.

The previous prime is 1049018837. The next prime is 1049018911. The reversal of 1049018849 is 9488109401.

1049018849 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 can be written as a sum of positive squares in only one way, i.e., 828288400 + 220730449 = 28780^2 + 14857^2 .

It is a cyclic number.

It is not a de Polignac number, because 1049018849 - 2¹⁶ = 1048953313 is a prime.

It is a super-2 number, since 2×1049018849² = 2200881091114569602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1049018149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524509424 + 524509425.

It is an arithmetic number, because the mean of its divisors is an integer number (524509425).

Almost surely, 2^1049018849 is an apocalyptic number.

It is an amenable number.

1049018849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1049018849 is an equidigital number, since it uses as much as digits as its factorization.

1049018849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 1049018849 is about 32388.5604650778. The cubic root of 1049018849 is about 1016.0796745674.

The spelling of 1049018849 in words is "one billion, forty-nine million, eighteen thousand, eight hundred forty-nine".