1424120666 has 8 divisors (see below), whose sum is σ = 2136342324. Its totient is φ = 712006560.

The previous prime is 1424120641. The next prime is 1424120669. The reversal of 1424120666 is 6660214241.

It can be written as a sum of positive squares in 2 ways, for example, as 1321686025 + 102434641 = 36355^2 + 10121^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1424120669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32096 + ... + 62276.

Almost surely, 2^1424120666 is an apocalyptic number.

1424120666 is a deficient number, since it is larger than the sum of its proper divisors (712221658).

1424120666 is a wasteful number, since it uses less digits than its factorization.

1424120666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53776.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1424120666 is about 37737.5233156602. The cubic root of 1424120666 is about 1125.0770425592.

The spelling of 1424120666 in words is "one billion, four hundred twenty-four million, one hundred twenty thousand, six hundred sixty-six".