1096925905 has 4 divisors (see below), whose sum is σ = 1316311092. Its totient is φ = 877540720.

The previous prime is 1096925897. The next prime is 1096926007. The reversal of 1096925905 is 5095296901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5095296901 = 48989 ⋅104009.

It can be written as a sum of positive squares in 2 ways, for example, as 638623441 + 458302464 = 25271^2 + 21408^2 .

It is not a de Polignac number, because 1096925905 - 2³ = 1096925897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109692586 + ... + 109692595.

It is an arithmetic number, because the mean of its divisors is an integer number (329077773).

Almost surely, 2^1096925905 is an apocalyptic number.

It is an amenable number.

1096925905 is a deficient number, since it is larger than the sum of its proper divisors (219385187).

1096925905 is an equidigital number, since it uses as much as digits as its factorization.

1096925905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219385186.

The product of its (nonzero) digits is 218700, while the sum is 46.

The square root of 1096925905 is about 33119.8717539788. The cubic root of 1096925905 is about 1031.3176039917.

The spelling of 1096925905 in words is "one billion, ninety-six million, nine hundred twenty-five thousand, nine hundred five".