1001056026 has 8 divisors (see below), whose sum is σ = 2002112064. Its totient is φ = 333685340.

The previous prime is 1001055989. The next prime is 1001056087. The reversal of 1001056026 is 6206501001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1001056026 is an admirable number.

It is a super-2 number, since 2×1001056026² = 2004226334381825352, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1001055993 and 1001056011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83421330 + ... + 83421341.

It is an arithmetic number, because the mean of its divisors is an integer number (250264008).

Almost surely, 2^1001056026 is an apocalyptic number.

1001056026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1001056026 is a wasteful number, since it uses less digits than its factorization.

1001056026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166842676.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1001056026 is about 31639.4694329725. The cubic root of 1001056026 is about 1000.3518848292.

Adding to 1001056026 its reverse (6206501001), we get a palindrome (7207557027).

The spelling of 1001056026 in words is "one billion, one million, fifty-six thousand, twenty-six".