1421687714 has 8 divisors (see below), whose sum is σ = 2201323008. Its totient is φ = 687913380.

The previous prime is 1421687693. The next prime is 1421687717. The reversal of 1421687714 is 4177861241.

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

It is a super-2 number, since 2×1421687714² = 4042391912277091592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1421687717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11465162 + ... + 11465285.

It is an arithmetic number, because the mean of its divisors is an integer number (275165376).

Almost surely, 2^1421687714 is an apocalyptic number.

1421687714 is a deficient number, since it is larger than the sum of its proper divisors (779635294).

1421687714 is a wasteful number, since it uses less digits than its factorization.

1421687714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22930480.

The product of its digits is 75264, while the sum is 41.

The square root of 1421687714 is about 37705.2743525359. The cubic root of 1421687714 is about 1124.4359876368.

The spelling of 1421687714 in words is "one billion, four hundred twenty-one million, six hundred eighty-seven thousand, seven hundred fourteen".