1095412572809 has 2 divisors, whose sum is σ = 1095412572810. Its totient is φ = 1095412572808.

The previous prime is 1095412572799. The next prime is 1095412572853. The reversal of 1095412572809 is 9082752145901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 567860209225 + 527552363584 = 753565^2 + 726328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1095412572809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1095412572899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547706286404 + 547706286405.

It is an arithmetic number, because the mean of its divisors is an integer number (547706286405).

Almost surely, 2^{1095412572809} is an apocalyptic number.

It is an amenable number.

1095412572809 is a deficient number, since it is larger than the sum of its proper divisors (1).

1095412572809 is an equidigital number, since it uses as much as digits as its factorization.

1095412572809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 53.

The spelling of 1095412572809 in words is "one trillion, ninety-five billion, four hundred twelve million, five hundred seventy-two thousand, eight hundred nine".