1011045026 has 4 divisors (see below), whose sum is σ = 1516567542. Its totient is φ = 505522512.

The previous prime is 1011045023. The next prime is 1011045037. The reversal of 1011045026 is 6205401101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1002039025 + 9006001 = 31655^2 + 3001^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1011044989 and 1011045007.

It is not an unprimeable number, because it can be changed into a prime (1011045023) by changing a digit.

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, 252761255 + ... + 252761258.

Almost surely, 2^1011045026 is an apocalyptic number.

1011045026 is a deficient number, since it is larger than the sum of its proper divisors (505522516).

1011045026 is an equidigital number, since it uses as much as digits as its factorization.

1011045026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505522515.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1011045026 is about 31796.9342232864. The cubic root of 1011045026 is about 1003.6682031661.

Adding to 1011045026 its reverse (6205401101), we get a palindrome (7216446127).

The spelling of 1011045026 in words is "one billion, eleven million, forty-five thousand, twenty-six".