1101863026 has 16 divisors (see below), whose sum is σ = 1817954208. Its totient is φ = 500845620.

The previous prime is 1101863023. The next prime is 1101863027. The reversal of 1101863026 is 6203681011.

It is a junction number, because it is equal to n+sod(n) for n = 1101862985 and 1101863003.

It is not an unprimeable number, because it can be changed into a prime (1101863023) 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, 204300 + ... + 209623.

It is an arithmetic number, because the mean of its divisors is an integer number (113622138).

Almost surely, 2^1101863026 is an apocalyptic number.

1101863026 is a deficient number, since it is larger than the sum of its proper divisors (716091182).

1101863026 is an equidigital number, since it uses as much as digits as its factorization.

1101863026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413958 (or 413936 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1101863026 is about 33194.3221952189. The cubic root of 1101863026 is about 1032.8625639369.

The spelling of 1101863026 in words is "one billion, one hundred one million, eight hundred sixty-three thousand, twenty-six".