545131413 has 12 divisors (see below), whose sum is σ = 828855040. Its totient is φ = 344293416.

The previous prime is 545131403. The next prime is 545131417. The reversal of 545131413 is 314131545.

It is a happy number.

545131413 is a `hidden beast` number, since 5 + 4 + 513 + 141 + 3 = 666.

It is not a de Polignac number, because 545131413 - 2¹⁶ = 545065877 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 (545131417) 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, 1593781 + ... + 1594122.

Almost surely, 2^545131413 is an apocalyptic number.

It is an amenable number.

545131413 is a deficient number, since it is larger than the sum of its proper divisors (283723627).

545131413 is a wasteful number, since it uses less digits than its factorization.

545131413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187928 (or 3187925 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 545131413 is about 23348.0494474378. The cubic root of 545131413 is about 816.8965644768.

Adding to 545131413 its reverse (314131545), we get a palindrome (859262958).

It can be divided in two parts, 5451 and 31413, that added together give a square (36864 = 192²).

The spelling of 545131413 in words is "five hundred forty-five million, one hundred thirty-one thousand, four hundred thirteen".