1011404055 has 16 divisors (see below), whose sum is σ = 1619298144. Its totient is φ = 539064960.

The previous prime is 1011404039. The next prime is 1011404059. The reversal of 1011404055 is 5504041101.

1011404055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011404055 - 2⁴ = 1011404039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011404059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2845 + ... + 45065.

It is an arithmetic number, because the mean of its divisors is an integer number (101206134).

Almost surely, 2^1011404055 is an apocalyptic number.

1011404055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1011404055 is a deficient number, since it is larger than the sum of its proper divisors (607894089).

1011404055 is a wasteful number, since it uses less digits than its factorization.

1011404055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43826.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1011404055 is about 31802.5793765223. The cubic root of 1011404055 is about 1003.7869922529.

Adding to 1011404055 its reverse (5504041101), we get a palindrome (6515445156).

The spelling of 1011404055 in words is "one billion, eleven million, four hundred four thousand, fifty-five".