1126912211 has 4 divisors (see below), whose sum is σ = 1186223400. Its totient is φ = 1067601024.

The previous prime is 1126912151. The next prime is 1126912261. The reversal of 1126912211 is 1122196211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1126912211 - 2¹⁴ = 1126895827 is a prime.

It is a super-2 number, since 2×1126912211² = 2539862262601817042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126912261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29655566 + ... + 29655603.

It is an arithmetic number, because the mean of its divisors is an integer number (296555850).

Almost surely, 2^1126912211 is an apocalyptic number.

1126912211 is a deficient number, since it is larger than the sum of its proper divisors (59311189).

1126912211 is an equidigital number, since it uses as much as digits as its factorization.

1126912211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59311188.

The product of its digits is 432, while the sum is 26.

The square root of 1126912211 is about 33569.5131183042. The cubic root of 1126912211 is about 1040.6308459976.

The spelling of 1126912211 in words is "one billion, one hundred twenty-six million, nine hundred twelve thousand, two hundred eleven".