1126260905 has 16 divisors (see below), whose sum is σ = 1685003904. Its totient is φ = 702084480.

The previous prime is 1126260899. The next prime is 1126260979. The reversal of 1126260905 is 5090626211.

It is a happy number.

It is not a de Polignac number, because 1126260905 - 2¹² = 1126256809 is a prime.

It is a super-2 number, since 2×1126260905² = 2536927252262838050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462292 + ... + 1463061.

It is an arithmetic number, because the mean of its divisors is an integer number (105312744).

Almost surely, 2^1126260905 is an apocalyptic number.

It is an amenable number.

1126260905 is a deficient number, since it is larger than the sum of its proper divisors (558742999).

1126260905 is a wasteful number, since it uses less digits than its factorization.

1126260905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925376.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1126260905 is about 33559.8108606112. The cubic root of 1126260905 is about 1040.4303276482.

The spelling of 1126260905 in words is "one billion, one hundred twenty-six million, two hundred sixty thousand, nine hundred five".