1266165482 has 4 divisors (see below), whose sum is σ = 1899248226. Its totient is φ = 633082740.

The previous prime is 1266165449. The next prime is 1266165517. The reversal of 1266165482 is 2845616621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2845616621 = 17 ⋅167389213.

It can be written as a sum of positive squares in only one way, i.e., 822599761 + 443565721 = 28681^2 + 21061^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316541369 + ... + 316541372.

Almost surely, 2^1266165482 is an apocalyptic number.

1266165482 is a deficient number, since it is larger than the sum of its proper divisors (633082744).

1266165482 is an equidigital number, since it uses as much as digits as its factorization.

1266165482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633082743.

The product of its digits is 138240, while the sum is 41.

The square root of 1266165482 is about 35583.2191067644. The cubic root of 1266165482 is about 1081.8411330878.

The spelling of 1266165482 in words is "one billion, two hundred sixty-six million, one hundred sixty-five thousand, four hundred eighty-two".