1055100099 has 4 divisors (see below), whose sum is σ = 1406800136. Its totient is φ = 703400064.

The previous prime is 1055100089. The next prime is 1055100107. The reversal of 1055100099 is 9900015501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1055100099 - 2⁴ = 1055100083 is a prime.

It is a super-2 number, since 2×1055100099² = 2226472437819619602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055100049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175850014 + ... + 175850019.

It is an arithmetic number, because the mean of its divisors is an integer number (351700034).

Almost surely, 2^1055100099 is an apocalyptic number.

1055100099 is a deficient number, since it is larger than the sum of its proper divisors (351700037).

1055100099 is an equidigital number, since it uses as much as digits as its factorization.

1055100099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351700036.

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 1055100099 is about 32482.3043979333. The cubic root of 1055100099 is about 1018.0393256282.

The spelling of 1055100099 in words is "one billion, fifty-five million, one hundred thousand, ninety-nine".