1226951 has 8 divisors (see below), whose sum is σ = 1358208. Its totient is φ = 1099000.

The previous prime is 1226899. The next prime is 1226959. The reversal of 1226951 is 1596221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1226951 - 2¹⁰ = 1225927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1226951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226959) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5 + ... + 1566.

It is an arithmetic number, because the mean of its divisors is an integer number (169776).

2^1226951 is an apocalyptic number.

1226951 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1226951 is a deficient number, since it is larger than the sum of its proper divisors (131257).

1226951 is a wasteful number, since it uses less digits than its factorization.

1226951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653.

The product of its digits is 1080, while the sum is 26.

The square root of 1226951 is about 1107.6782023675. The cubic root of 1226951 is about 107.0555218880.

The spelling of 1226951 in words is "one million, two hundred twenty-six thousand, nine hundred fifty-one".