1126040905 has 32 divisors (see below), whose sum is σ = 1496880000. Its totient is φ = 806361600.

The previous prime is 1126040863. The next prime is 1126040939. The reversal of 1126040905 is 5090406211.

It is not a de Polignac number, because 1126040905 - 2²³ = 1117652297 is a prime.

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, 2256346 + ... + 2256844.

It is an arithmetic number, because the mean of its divisors is an integer number (46777500).

Almost surely, 2^1126040905 is an apocalyptic number.

It is an amenable number.

1126040905 is a deficient number, since it is larger than the sum of its proper divisors (370839095).

1126040905 is a wasteful number, since it uses less digits than its factorization.

1126040905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1126040905 is about 33556.5329704962. The cubic root of 1126040905 is about 1040.3625785217.

The spelling of 1126040905 in words is "one billion, one hundred twenty-six million, forty thousand, nine hundred five".