1420275715189 has 8 divisors (see below), whose sum is σ = 1501230505280. Its totient is φ = 1339941268800.

The previous prime is 1420275715171. The next prime is 1420275715193. The reversal of 1420275715189 is 9815175720241.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1420275715189 - 2⁹ = 1420275714677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420275715129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155081217 + ... + 155090374.

It is an arithmetic number, because the mean of its divisors is an integer number (187653813160).

Almost surely, 2^{1420275715189} is an apocalyptic number.

1420275715189 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1420275715189 is a deficient number, since it is larger than the sum of its proper divisors (80954790091).

1420275715189 is a wasteful number, since it uses less digits than its factorization.

1420275715189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310171851.

The product of its (nonzero) digits is 1411200, while the sum is 52.

The spelling of 1420275715189 in words is "one trillion, four hundred twenty billion, two hundred seventy-five million, seven hundred fifteen thousand, one hundred eighty-nine".