1105115345 has 32 divisors (see below), whose sum is σ = 1438943616. Its totient is φ = 811699200.

The previous prime is 1105115329. The next prime is 1105115359. The reversal of 1105115345 is 5435115011.

It is not a de Polignac number, because 1105115345 - 2⁴ = 1105115329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 678422 + ... + 680048.

It is an arithmetic number, because the mean of its divisors is an integer number (44966988).

Almost surely, 2^1105115345 is an apocalyptic number.

It is an amenable number.

1105115345 is a deficient number, since it is larger than the sum of its proper divisors (333828271).

1105115345 is a wasteful number, since it uses less digits than its factorization.

1105115345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1105115345 is about 33243.2751846144. The cubic root of 1105115345 is about 1033.8777835563.

The spelling of 1105115345 in words is "one billion, one hundred five million, one hundred fifteen thousand, three hundred forty-five".