109200019 has 2 divisors, whose sum is σ = 109200020. Its totient is φ = 109200018.

The previous prime is 109200001. The next prime is 109200023. The reversal of 109200019 is 910002901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109200019 - 2⁹ = 109199507 is a prime.

It is a super-2 number, since 2×109200019² = 23849288299200722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109200319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54600009 + 54600010.

It is an arithmetic number, because the mean of its divisors is an integer number (54600010).

Almost surely, 2^109200019 is an apocalyptic number.

109200019 is a deficient number, since it is larger than the sum of its proper divisors (1).

109200019 is an equidigital number, since it uses as much as digits as its factorization.

109200019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 109200019 is about 10449.8812911918. The cubic root of 109200019 is about 477.9776297719.

It can be divided in two parts, 10 and 9200019, that added together give a palindrome (9200029).

The spelling of 109200019 in words is "one hundred nine million, two hundred thousand, nineteen".