1214628718 has 8 divisors (see below), whose sum is σ = 1824636312. Its totient is φ = 606416616.

The previous prime is 1214628703. The next prime is 1214628743. The reversal of 1214628718 is 8178264121.

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

It is a congruent number.

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, 447180 + ... + 449887.

It is an arithmetic number, because the mean of its divisors is an integer number (228079539).

Almost surely, 2^1214628718 is an apocalyptic number.

1214628718 is a deficient number, since it is larger than the sum of its proper divisors (610007594).

1214628718 is an equidigital number, since it uses as much as digits as its factorization.

1214628718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897746.

The product of its digits is 43008, while the sum is 40.

The square root of 1214628718 is about 34851.5238978154. The cubic root of 1214628718 is about 1066.9592880548.

The spelling of 1214628718 in words is "one billion, two hundred fourteen million, six hundred twenty-eight thousand, seven hundred eighteen".