1011055026 has 16 divisors (see below), whose sum is σ = 2024474400. Its totient is φ = 336624288.

The previous prime is 1011054973. The next prime is 1011055033. The reversal of 1011055026 is 6205501101.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1011054993 and 1011055011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92931 + ... + 103238.

It is an arithmetic number, because the mean of its divisors is an integer number (126529650).

Almost surely, 2^1011055026 is an apocalyptic number.

1011055026 is an abundant number, since it is smaller than the sum of its proper divisors (1013419374).

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

1011055026 is a wasteful number, since it uses less digits than its factorization.

1011055026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197033.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1011055026 is about 31797.0914707619. The cubic root of 1011055026 is about 1003.6715121677.

Adding to 1011055026 its reverse (6205501101), we get a palindrome (7216556127).

The spelling of 1011055026 in words is "one billion, eleven million, fifty-five thousand, twenty-six".