1101055993 has 2 divisors, whose sum is σ = 1101055994. Its totient is φ = 1101055992.

The previous prime is 1101055987. The next prime is 1101056057. The reversal of 1101055993 is 3995501011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1054106089 + 46949904 = 32467^2 + 6852^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101055993 - 2¹⁷ = 1100924921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101055903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550527996 + 550527997.

It is an arithmetic number, because the mean of its divisors is an integer number (550527997).

Almost surely, 2^1101055993 is an apocalyptic number.

It is an amenable number.

1101055993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101055993 is an equidigital number, since it uses as much as digits as its factorization.

1101055993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6075, while the sum is 34.

The square root of 1101055993 is about 33182.1637781505. The cubic root of 1101055993 is about 1032.6103372559.

The spelling of 1101055993 in words is "one billion, one hundred one million, fifty-five thousand, nine hundred ninety-three".