1266123114 has 24 divisors (see below), whose sum is σ = 2745174432. Its totient is φ = 421747560.

The previous prime is 1266123109. The next prime is 1266123149. The reversal of 1266123114 is 4113216621.

It is a happy number.

1266123114 is a `hidden beast` number, since 1 + 2 + 6 + 612 + 31 + 14 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2979 + ... + 50409.

It is an arithmetic number, because the mean of its divisors is an integer number (114382268).

Almost surely, 2^1266123114 is an apocalyptic number.

1266123114 is an abundant number, since it is smaller than the sum of its proper divisors (1479051318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1266123114 is a wasteful number, since it uses less digits than its factorization.

1266123114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48922 (or 48919 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1266123114 is about 35582.6237649783. The cubic root of 1266123114 is about 1081.8290662195.

Adding to 1266123114 its reverse (4113216621), we get a palindrome (5379339735).

The spelling of 1266123114 in words is "one billion, two hundred sixty-six million, one hundred twenty-three thousand, one hundred fourteen".