1099491010 has 16 divisors (see below), whose sum is σ = 1998300096. Its totient is φ = 435526128.

The previous prime is 1099490999. The next prime is 1099491013. The reversal of 1099491010 is 101949901.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1099491013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532704 + ... + 534763.

It is an arithmetic number, because the mean of its divisors is an integer number (124893756).

Almost surely, 2^1099491010 is an apocalyptic number.

1099491010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1099491010 is a deficient number, since it is larger than the sum of its proper divisors (898809086).

1099491010 is a wasteful number, since it uses less digits than its factorization.

1099491010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067577.

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 1099491010 is about 33158.5737027394. The cubic root of 1099491010 is about 1032.1208726329.

The spelling of 1099491010 in words is "one billion, ninety-nine million, four hundred ninety-one thousand, ten".