1055401113 has 36 divisors (see below), whose sum is σ = 1608833520. Its totient is φ = 613435680.

The previous prime is 1055401091. The next prime is 1055401117. The reversal of 1055401113 is 3111045501.

It is a happy number.

1055401113 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 1055401113 - 2⁹ = 1055400601 is a prime.

It is a super-2 number, since 2×1055401113² = 2227743018643277538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055401113.

It is not an unprimeable number, because it can be changed into a prime (1055401117) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3188358 + ... + 3188688.

It is an arithmetic number, because the mean of its divisors is an integer number (44689820).

Almost surely, 2^1055401113 is an apocalyptic number.

1055401113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1055401113 is a deficient number, since it is larger than the sum of its proper divisors (553432407).

1055401113 is an equidigital number, since it uses as much as digits as its factorization.

1055401113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 366 counting only the distinct ones).

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

The square root of 1055401113 is about 32486.9375749700. The cubic root of 1055401113 is about 1018.1361300142.

Adding to 1055401113 its reverse (3111045501), we get a palindrome (4166446614).

The spelling of 1055401113 in words is "one billion, fifty-five million, four hundred one thousand, one hundred thirteen".