1009190909119 has 2 divisors, whose sum is σ = 1009190909120. Its totient is φ = 1009190909118.

The previous prime is 1009190909107. The next prime is 1009190909123. The reversal of 1009190909119 is 9119090919001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1009190909119 - 2⁵ = 1009190909087 is a prime.

It is a super-2 number, since 2×1009190909119² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1009190909189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504595454559 + 504595454560.

It is an arithmetic number, because the mean of its divisors is an integer number (504595454560).

Almost surely, 2^{1009190909119} is an apocalyptic number.

1009190909119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009190909119 is an equidigital number, since it uses as much as digits as its factorization.

1009190909119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59049, while the sum is 49.

The spelling of 1009190909119 in words is "one trillion, nine billion, one hundred ninety million, nine hundred nine thousand, one hundred nineteen".