1268607914 has 32 divisors (see below), whose sum is σ = 2192417280. Its totient is φ = 539292672.

The previous prime is 1268607913. The next prime is 1268607917. The reversal of 1268607914 is 4197068621.

It is not an unprimeable number, because it can be changed into a prime (1268607913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764047 + ... + 1764765.

It is an arithmetic number, because the mean of its divisors is an integer number (68513040).

Almost surely, 2^1268607914 is an apocalyptic number.

1268607914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1268607914 is a deficient number, since it is larger than the sum of its proper divisors (923809366).

1268607914 is a wasteful number, since it uses less digits than its factorization.

1268607914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 1268607914 is about 35617.5225696566. The cubic root of 1268607914 is about 1082.5363097834.

The spelling of 1268607914 in words is "one billion, two hundred sixty-eight million, six hundred seven thousand, nine hundred fourteen".