965158489 has 9 divisors (see below), whose sum is σ = 987624831. Its totient is φ = 943194120.

The previous prime is 965158457. The next prime is 965158507. The reversal of 965158489 is 984851569.

The square root of 965158489 is 31067.

It is a perfect power (a square), and thus also a powerful number.

965158489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 766348489 + 198810000 = 27683^2 + 14100^2 .

It is not a de Polignac number, because 965158489 - 2⁵ = 965158457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (965158589) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1459819 + ... + 1460479.

Almost surely, 2^965158489 is an apocalyptic number.

965158489 is the 31067-th square number.

965158489 is the 15534-th centered octagonal number.

It is an amenable number.

965158489 is a deficient number, since it is larger than the sum of its proper divisors (22466342).

965158489 is an frugal number, since it uses more digits than its factorization.

965158489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416 (or 708 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 55.

The cubic root of 965158489 is about 988.2486087404.

The spelling of 965158489 in words is "nine hundred sixty-five million, one hundred fifty-eight thousand, four hundred eighty-nine".