1103011999 has 2 divisors, whose sum is σ = 1103012000. Its totient is φ = 1103011998.

The previous prime is 1103011957. The next prime is 1103012017. The reversal of 1103011999 is 9991103011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103011999 - 2⁹ = 1103011487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103011939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551505999 + 551506000.

It is an arithmetic number, because the mean of its divisors is an integer number (551506000).

Almost surely, 2^1103011999 is an apocalyptic number.

1103011999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103011999 is an equidigital number, since it uses as much as digits as its factorization.

1103011999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187, while the sum is 34.

The square root of 1103011999 is about 33211.6244559040. The cubic root of 1103011999 is about 1033.2214467017.

The spelling of 1103011999 in words is "one billion, one hundred three million, eleven thousand, nine hundred ninety-nine".