1473900721169 has 4 divisors (see below), whose sum is σ = 1473914514996. Its totient is φ = 1473886927344.

The previous prime is 1473900721159. The next prime is 1473900721207. The reversal of 1473900721169 is 9611270093741.

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 1248549238225 + 225351482944 = 1117385^2 + 474712^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1473900721169 is a prime.

It is a super-2 number, since 2×1473900721169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1473900721159) 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, 6735374 + ... + 6950759.

It is an arithmetic number, because the mean of its divisors is an integer number (368478628749).

Almost surely, 2^{1473900721169} is an apocalyptic number.

It is an amenable number.

1473900721169 is a deficient number, since it is larger than the sum of its proper divisors (13793827).

1473900721169 is a wasteful number, since it uses less digits than its factorization.

1473900721169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13793826.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 1473900721169 in words is "one trillion, four hundred seventy-three billion, nine hundred million, seven hundred twenty-one thousand, one hundred sixty-nine".