1105785099 has 18 divisors (see below), whose sum is σ = 1669717140. Its totient is φ = 705135288.

The previous prime is 1105785073. The next prime is 1105785101. The reversal of 1105785099 is 9905875011.

It is not a de Polignac number, because 1105785099 - 2⁸ = 1105784843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105785019) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 111369 + ... + 120890.

Almost surely, 2^1105785099 is an apocalyptic number.

1105785099 is a deficient number, since it is larger than the sum of its proper divisors (563932041).

1105785099 is a wasteful number, since it uses less digits than its factorization.

1105785099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232311 (or 232285 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 45.

The square root of 1105785099 is about 33253.3471849076. The cubic root of 1105785099 is about 1034.0866015608.

The spelling of 1105785099 in words is "one billion, one hundred five million, seven hundred eighty-five thousand, ninety-nine".