1420072707 has 8 divisors (see below), whose sum is σ = 1954508800. Its totient is φ = 916175880.

The previous prime is 1420072699. The next prime is 1420072733. The reversal of 1420072707 is 7072700241.

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

It is not a de Polignac number, because 1420072707 - 2³ = 1420072699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420072607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7634707 + ... + 7634892.

It is an arithmetic number, because the mean of its divisors is an integer number (244313600).

Almost surely, 2^1420072707 is an apocalyptic number.

1420072707 is a deficient number, since it is larger than the sum of its proper divisors (534436093).

1420072707 is a wasteful number, since it uses less digits than its factorization.

1420072707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15269633.

The product of its (nonzero) digits is 5488, while the sum is 30.

The square root of 1420072707 is about 37683.8520722073. The cubic root of 1420072707 is about 1124.0100478558.

Adding to 1420072707 its reverse (7072700241), we get a palindrome (8492772948).

The spelling of 1420072707 in words is "one billion, four hundred twenty million, seventy-two thousand, seven hundred seven".