966152889 has 27 divisors (see below), whose sum is σ = 1513060653. Its totient is φ = 593809632.

The previous prime is 966152879. The next prime is 966152899. The reversal of 966152889 is 988251669.

It is a happy number.

The square root of 966152889 is 31083.

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

It is an interprime number because it is at equal distance from previous prime (966152879) and next prime (966152899).

It can be written as a sum of positive squares in 4 ways, for example, as 150479289 + 815673600 = 12267^2 + 28560^2 .

It is not a de Polignac number, because 966152889 - 2¹¹ = 966150841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (966152809) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1211839 + ... + 1212635.

Almost surely, 2^966152889 is an apocalyptic number.

966152889 is the 31083-rd square number.

966152889 is the 15542-nd centered octagonal number.

It is an amenable number.

966152889 is a deficient number, since it is larger than the sum of its proper divisors (546907764).

966152889 is an equidigital number, since it uses as much as digits as its factorization.

966152889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626 (or 813 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The cubic root of 966152889 is about 988.5878888085.

The spelling of 966152889 in words is "nine hundred sixty-six million, one hundred fifty-two thousand, eight hundred eighty-nine".