1420190134273 has 4 divisors (see below), whose sum is σ = 1428036488788. Its totient is φ = 1412343779760.

The previous prime is 1420190134199. The next prime is 1420190134303. The reversal of 1420190134273 is 3724310910241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 149175157824 + 1271014976449 = 386232^2 + 1127393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420190134273 - 2¹³ = 1420190126081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420190134073) 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, 3923176986 + ... + 3923177347.

It is an arithmetic number, because the mean of its divisors is an integer number (357009122197).

Almost surely, 2^{1420190134273} is an apocalyptic number.

It is an amenable number.

1420190134273 is a deficient number, since it is larger than the sum of its proper divisors (7846354515).

1420190134273 is an equidigital number, since it uses as much as digits as its factorization.

1420190134273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7846354514.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 1420190134273 in words is "one trillion, four hundred twenty billion, one hundred ninety million, one hundred thirty-four thousand, two hundred seventy-three".