1055110001 has 4 divisors (see below), whose sum is σ = 1151029104. Its totient is φ = 959190900.

The previous prime is 1055109989. The next prime is 1055110057. The reversal of 1055110001 is 1000115501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055110001 is a prime.

It is a super-2 number, since 2×1055110001² = 2226514228420440002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055110601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47959535 + ... + 47959556.

It is an arithmetic number, because the mean of its divisors is an integer number (287757276).

Almost surely, 2^1055110001 is an apocalyptic number.

1055110001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1055110001 is a deficient number, since it is larger than the sum of its proper divisors (95919103).

1055110001 is an equidigital number, since it uses as much as digits as its factorization.

1055110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95919102.

The product of its (nonzero) digits is 25, while the sum is 14.

The square root of 1055110001 is about 32482.4568190277. The cubic root of 1055110001 is about 1018.0425103478.

Adding to 1055110001 its reverse (1000115501), we get a palindrome (2055225502).

The spelling of 1055110001 in words is "one billion, fifty-five million, one hundred ten thousand, one".