1261996 has 12 divisors (see below), whose sum is σ = 2268448. Its totient is φ = 613872.

The previous prime is 1261973. The next prime is 1262011. The reversal of 1261996 is 6991621.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4116 + ... + 4411.

2^1261996 is an apocalyptic number.

It is an amenable number.

1261996 is a deficient number, since it is larger than the sum of its proper divisors (1006452).

1261996 is a wasteful number, since it uses less digits than its factorization.

1261996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8568 (or 8566 counting only the distinct ones).

The product of its digits is 5832, while the sum is 34.

The square root of 1261996 is about 1123.3859532681. The cubic root of 1261996 is about 108.0652326533.

The spelling of 1261996 in words is "one million, two hundred sixty-one thousand, nine hundred ninety-six".