1100455051 has 4 divisors (see below), whose sum is σ = 1100560104. Its totient is φ = 1100350000.

The previous prime is 1100455043. The next prime is 1100455063. The reversal of 1100455051 is 1505540011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1100455051 - 2³ = 1100455043 is a prime.

It is a super-2 number, since 2×1100455051² = 2422002638542825202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100455021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34825 + ... + 58426.

It is an arithmetic number, because the mean of its divisors is an integer number (275140026).

Almost surely, 2^1100455051 is an apocalyptic number.

1100455051 is a deficient number, since it is larger than the sum of its proper divisors (105053).

1100455051 is an equidigital number, since it uses as much as digits as its factorization.

1100455051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105052.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1100455051 is about 33173.1073461622. The cubic root of 1100455051 is about 1032.4224413167.

Adding to 1100455051 its reverse (1505540011), we get a palindrome (2605995062).

The spelling of 1100455051 in words is "one billion, one hundred million, four hundred fifty-five thousand, fifty-one".