1214979 has 8 divisors (see below), whose sum is σ = 1630032. Its totient is φ = 804960.

The previous prime is 1214977. The next prime is 1214981. The reversal of 1214979 is 9794121.

It is an interprime number because it is at equal distance from previous prime (1214977) and next prime (1214981).

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

It is not a de Polignac number, because 1214979 - 2¹ = 1214977 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1214971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652 + ... + 1689.

It is an arithmetic number, because the mean of its divisors is an integer number (203754).

2^1214979 is an apocalyptic number.

1214979 is a deficient number, since it is larger than the sum of its proper divisors (415053).

1214979 is a wasteful number, since it uses less digits than its factorization.

1214979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517.

The product of its digits is 4536, while the sum is 33.

The square root of 1214979 is about 1102.2608584178. The cubic root of 1214979 is about 106.7061843595.

The spelling of 1214979 in words is "one million, two hundred fourteen thousand, nine hundred seventy-nine".