1420006065 has 16 divisors (see below), whose sum is σ = 2320351488. Its totient is φ = 741222656.

The previous prime is 1420006043. The next prime is 1420006067. The reversal of 1420006065 is 5606000241.

It is a cyclic number.

It is not a de Polignac number, because 1420006065 - 2⁵ = 1420006033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1420006067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006392 + ... + 1007801.

It is an arithmetic number, because the mean of its divisors is an integer number (145021968).

Almost surely, 2^1420006065 is an apocalyptic number.

1420006065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1420006065 is a deficient number, since it is larger than the sum of its proper divisors (900345423).

1420006065 is a wasteful number, since it uses less digits than its factorization.

1420006065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014248.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1420006065 is about 37682.9678369419. The cubic root of 1420006065 is about 1123.9924648478.

The spelling of 1420006065 in words is "one billion, four hundred twenty million, six thousand, sixty-five".