1105066045 has 16 divisors (see below), whose sum is σ = 1412218800. Its totient is φ = 827229184.

The previous prime is 1105066033. The next prime is 1105066063. The reversal of 1105066045 is 5406605011.

It can be written as a sum of positive squares in 8 ways, for example, as 301401 + 1104764644 = 549^2 + 33238^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105066045 - 2²³ = 1096677437 is a prime.

1105066045 is a modest number, since divided by 66045 gives 1105 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22870 + ... + 52279.

It is an arithmetic number, because the mean of its divisors is an integer number (88263675).

Almost surely, 2^1105066045 is an apocalyptic number.

It is an amenable number.

1105066045 is a deficient number, since it is larger than the sum of its proper divisors (307152755).

1105066045 is a wasteful number, since it uses less digits than its factorization.

1105066045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75344.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1105066045 is about 33242.5336729919. The cubic root of 1105066045 is about 1033.8624093141.

The spelling of 1105066045 in words is "one billion, one hundred five million, sixty-six thousand, forty-five".