1489034945 has 8 divisors (see below), whose sum is σ = 1792242240. Its totient is φ = 1187627760.

The previous prime is 1489034923. The next prime is 1489034977. The reversal of 1489034945 is 5494309841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1489034945 - 2⁸ = 1489034689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1489034945.

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, 448205 + ... + 451514.

It is an arithmetic number, because the mean of its divisors is an integer number (224030280).

Almost surely, 2^1489034945 is an apocalyptic number.

It is an amenable number.

1489034945 is a deficient number, since it is larger than the sum of its proper divisors (303207295).

1489034945 is an equidigital number, since it uses as much as digits as its factorization.

1489034945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900055.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 1489034945 is about 38588.0155618296. The cubic root of 1489034945 is about 1141.9181171565.

The spelling of 1489034945 in words is "one billion, four hundred eighty-nine million, thirty-four thousand, nine hundred forty-five".