1011045426 has 16 divisors (see below), whose sum is σ = 2022602400. Its totient is φ = 336929888.

The previous prime is 1011045421. The next prime is 1011045449. The reversal of 1011045426 is 6245401101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011045396 and 1011045405.

It is not an unprimeable number, because it can be changed into a prime (1011045421) 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 in 7 ways as a sum of consecutive naturals, for example, 7345 + ... + 45563.

It is an arithmetic number, because the mean of its divisors is an integer number (126412650).

Almost surely, 2^1011045426 is an apocalyptic number.

1011045426 is an abundant number, since it is smaller than the sum of its proper divisors (1011556974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011045426 is a wasteful number, since it uses less digits than its factorization.

1011045426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42633.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1011045426 is about 31796.9405132003. The cubic root of 1011045426 is about 1003.6683355266.

Adding to 1011045426 its reverse (6245401101), we get a palindrome (7256446527).

The spelling of 1011045426 in words is "one billion, eleven million, forty-five thousand, four hundred twenty-six".