1489441515 has 16 divisors (see below), whose sum is σ = 2433811968. Its totient is φ = 777466976.

The previous prime is 1489441427. The next prime is 1489441523. The reversal of 1489441515 is 5151449841.

1489441515 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1489441515 - 2⁹ = 1489441003 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1055637 + ... + 1057046.

It is an arithmetic number, because the mean of its divisors is an integer number (152113248).

Almost surely, 2^1489441515 is an apocalyptic number.

1489441515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1489441515 is a deficient number, since it is larger than the sum of its proper divisors (944370453).

1489441515 is a wasteful number, since it uses less digits than its factorization.

1489441515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112738.

The product of its digits is 115200, while the sum is 42.

The square root of 1489441515 is about 38593.2832886760. The cubic root of 1489441515 is about 1142.0220384696.

The spelling of 1489441515 in words is "one billion, four hundred eighty-nine million, four hundred forty-one thousand, five hundred fifteen".