1011135266 has 4 divisors (see below), whose sum is σ = 1516702902. Its totient is φ = 505567632.

The previous prime is 1011135259. The next prime is 1011135283. The reversal of 1011135266 is 6625311101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6625311101 = 421 ⋅15737081.

It can be written as a sum of positive squares in only one way, i.e., 822485041 + 188650225 = 28679^2 + 13735^2 .

It is a super-2 number, since 2×1011135266² = 2044789052297781512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252783815 + ... + 252783818.

Almost surely, 2^1011135266 is an apocalyptic number.

1011135266 is a deficient number, since it is larger than the sum of its proper divisors (505567636).

1011135266 is an equidigital number, since it uses as much as digits as its factorization.

1011135266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505567635.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1011135266 is about 31798.3531963528. The cubic root of 1011135266 is about 1003.6980628070.

Adding to 1011135266 its reverse (6625311101), we get a palindrome (7636446367).

The spelling of 1011135266 in words is "one billion, eleven million, one hundred thirty-five thousand, two hundred sixty-six".