1001411266 has 4 divisors (see below), whose sum is σ = 1502116902. Its totient is φ = 500705632.

The previous prime is 1001411233. The next prime is 1001411287. The reversal of 1001411266 is 6621141001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6621141001 = 983 ⋅6735647.

It can be written as a sum of positive squares in only one way, i.e., 991305225 + 10106041 = 31485^2 + 3179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250352815 + ... + 250352818.

Almost surely, 2^1001411266 is an apocalyptic number.

1001411266 is a deficient number, since it is larger than the sum of its proper divisors (500705636).

1001411266 is an equidigital number, since it uses as much as digits as its factorization.

1001411266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500705635.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1001411266 is about 31645.0828091822. The cubic root of 1001411266 is about 1000.4702008765.

Adding to 1001411266 its reverse (6621141001), we get a palindrome (7622552267).

The spelling of 1001411266 in words is "one billion, one million, four hundred eleven thousand, two hundred sixty-six".