1489909106 has 16 divisors (see below), whose sum is σ = 2555922624. Its totient is φ = 638084304.

The previous prime is 1489909097. The next prime is 1489909117. The reversal of 1489909106 is 6019099841.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16280 + ... + 56963.

It is an arithmetic number, because the mean of its divisors is an integer number (159745164).

Almost surely, 2^1489909106 is an apocalyptic number.

1489909106 is a deficient number, since it is larger than the sum of its proper divisors (1066013518).

1489909106 is a wasteful number, since it uses less digits than its factorization.

1489909106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74705.

The product of its (nonzero) digits is 139968, while the sum is 47.

The square root of 1489909106 is about 38599.3407456656. The cubic root of 1489909106 is about 1142.1415336743.

The spelling of 1489909106 in words is "one billion, four hundred eighty-nine million, nine hundred nine thousand, one hundred six".