1420161540613 has 4 divisors (see below), whose sum is σ = 1420377475660. Its totient is φ = 1419945605568.

The previous prime is 1420161540593. The next prime is 1420161540647. The reversal of 1420161540613 is 3160451610241.

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 791349018084 + 628812522529 = 889578^2 + 792977^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420161540613 - 2³³ = 1411571606021 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 (1420161540673) 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, 107957658 + ... + 107970811.

It is an arithmetic number, because the mean of its divisors is an integer number (355094368915).

Almost surely, 2^{1420161540613} is an apocalyptic number.

It is an amenable number.

1420161540613 is a deficient number, since it is larger than the sum of its proper divisors (215935047).

1420161540613 is an equidigital number, since it uses as much as digits as its factorization.

1420161540613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215935046.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 1420161540613 in words is "one trillion, four hundred twenty billion, one hundred sixty-one million, five hundred forty thousand, six hundred thirteen".