13146273441 has 12 divisors (see below), whose sum is σ = 21701784832. Its totient is φ = 7512156216.

The previous prime is 13146273433. The next prime is 13146273457. The reversal of 13146273441 is 14437264131.

13146273441 is a `hidden beast` number, since 1 + 3 + 146 + 2 + 73 + 441 = 666.

It is not a de Polignac number, because 13146273441 - 2³ = 13146273433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13146273396 and 13146273405.

It is not an unprimeable number, because it can be changed into a prime (13146273241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104335441 + ... + 104335566.

Almost surely, 2^13146273441 is an apocalyptic number.

It is an amenable number.

13146273441 is a deficient number, since it is larger than the sum of its proper divisors (8555511391).

13146273441 is a wasteful number, since it uses less digits than its factorization.

13146273441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208671020 (or 208671017 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The spelling of 13146273441 in words is "thirteen billion, one hundred forty-six million, two hundred seventy-three thousand, four hundred forty-one".