1095189434231 has 2 divisors, whose sum is σ = 1095189434232. Its totient is φ = 1095189434230.

The previous prime is 1095189434221. The next prime is 1095189434263. The reversal of 1095189434231 is 1324349815901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1095189434231 - 2²² = 1095185239927 is a prime.

It is a super-2 number, since 2×1095189434231² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1095189434231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1095189434221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547594717115 + 547594717116.

It is an arithmetic number, because the mean of its divisors is an integer number (547594717116).

Almost surely, 2^{1095189434231} is an apocalyptic number.

1095189434231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1095189434231 is an equidigital number, since it uses as much as digits as its factorization.

1095189434231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 1095189434231 in words is "one trillion, ninety-five billion, one hundred eighty-nine million, four hundred thirty-four thousand, two hundred thirty-one".