1099328049 has 12 divisors (see below), whose sum is σ = 1671493200. Its totient is φ = 694312344.

The previous prime is 1099328029. The next prime is 1099328051. The reversal of 1099328049 is 9408239901.

It is not a de Polignac number, because 1099328049 - 2¹⁶ = 1099262513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1099327995 and 1099328013.

It is not an unprimeable number, because it can be changed into a prime (1099328029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3214239 + ... + 3214580.

It is an arithmetic number, because the mean of its divisors is an integer number (139291100).

Almost surely, 2^1099328049 is an apocalyptic number.

1099328049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1099328049 is a deficient number, since it is larger than the sum of its proper divisors (572165151).

1099328049 is a wasteful number, since it uses less digits than its factorization.

1099328049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428844 (or 6428841 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 1099328049 is about 33156.1163135853. The cubic root of 1099328049 is about 1032.0698782006.

The spelling of 1099328049 in words is "one billion, ninety-nine million, three hundred twenty-eight thousand, forty-nine".