1274979 has 8 divisors (see below), whose sum is σ = 1715472. Its totient is φ = 842240.

The previous prime is 1274941. The next prime is 1274989. The reversal of 1274979 is 9794721.

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 1274979 - 2⁷ = 1274851 is a prime.

1274979 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1274929) 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, 1542 + ... + 2219.

It is an arithmetic number, because the mean of its divisors is an integer number (214434).

2^1274979 is an apocalyptic number.

1274979 is a deficient number, since it is larger than the sum of its proper divisors (440493).

1274979 is a wasteful number, since it uses less digits than its factorization.

1274979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3877.

The product of its digits is 31752, while the sum is 39.

The square root of 1274979 is about 1129.1496800690. The cubic root of 1274979 is about 108.4345489290.

The spelling of 1274979 in words is "one million, two hundred seventy-four thousand, nine hundred seventy-nine".