1105897811 has 8 divisors (see below), whose sum is σ = 1112954304. Its totient is φ = 1098864360.

The previous prime is 1105897801. The next prime is 1105897823. The reversal of 1105897811 is 1187985011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1105897811 - 2⁶ = 1105897747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105897801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96176 + ... + 107058.

It is an arithmetic number, because the mean of its divisors is an integer number (139119288).

Almost surely, 2^1105897811 is an apocalyptic number.

1105897811 is a deficient number, since it is larger than the sum of its proper divisors (7056493).

1105897811 is a wasteful number, since it uses less digits than its factorization.

1105897811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11521.

The product of its (nonzero) digits is 20160, while the sum is 41.

The square root of 1105897811 is about 33255.0418884114. The cubic root of 1105897811 is about 1034.1217349724.

The spelling of 1105897811 in words is "one billion, one hundred five million, eight hundred ninety-seven thousand, eight hundred eleven".