966225089 has 2 divisors, whose sum is σ = 966225090. Its totient is φ = 966225088.

The previous prime is 966225083. The next prime is 966225097. The reversal of 966225089 is 980522669.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 730080400 + 236144689 = 27020^2 + 15367^2 .

It is a cyclic number.

It is not a de Polignac number, because 966225089 - 2¹⁶ = 966159553 is a prime.

It is a super-2 number, since 2×966225089² = 1867181845226115842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (966225083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483112544 + 483112545.

It is an arithmetic number, because the mean of its divisors is an integer number (483112545).

Almost surely, 2^966225089 is an apocalyptic number.

It is an amenable number.

966225089 is a deficient number, since it is larger than the sum of its proper divisors (1).

966225089 is an equidigital number, since it uses as much as digits as its factorization.

966225089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 966225089 is about 31084.1613848597. The cubic root of 966225089 is about 988.6125137129.

The spelling of 966225089 in words is "nine hundred sixty-six million, two hundred twenty-five thousand, eighty-nine".