967540489 has 2 divisors, whose sum is σ = 967540490. Its totient is φ = 967540488.

The previous prime is 967540451. The next prime is 967540513. The reversal of 967540489 is 984045769.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881199225 + 86341264 = 29685^2 + 9292^2 .

It is a cyclic number.

It is not a de Polignac number, because 967540489 - 2⁷ = 967540361 is a prime.

It is a super-2 number, since 2×967540489² = 1872269195708718242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (967240489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483770244 + 483770245.

It is an arithmetic number, because the mean of its divisors is an integer number (483770245).

Almost surely, 2^967540489 is an apocalyptic number.

It is an amenable number.

967540489 is a deficient number, since it is larger than the sum of its proper divisors (1).

967540489 is an equidigital number, since it uses as much as digits as its factorization.

967540489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 967540489 is about 31105.3128741699. The cubic root of 967540489 is about 989.0609362177.

The spelling of 967540489 in words is "nine hundred sixty-seven million, five hundred forty thousand, four hundred eighty-nine".