513541404 has 24 divisors (see below), whose sum is σ = 1331403920. Its totient is φ = 171180432.

The previous prime is 513541403. The next prime is 513541421. The reversal of 513541404 is 404145315.

It is a happy number.

513541404 is a `hidden beast` number, since 513 + 5 + 4 + 140 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513541403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2377399 + ... + 2377614.

Almost surely, 2^513541404 is an apocalyptic number.

513541404 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

513541404 is an abundant number, since it is smaller than the sum of its proper divisors (817862516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513541404 is a wasteful number, since it uses less digits than its factorization.

513541404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755026 (or 4755018 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 513541404 is about 22661.4519393617. The cubic root of 513541404 is about 800.8020102890.

Adding to 513541404 its reverse (404145315), we get a palindrome (917686719).

The spelling of 513541404 in words is "five hundred thirteen million, five hundred forty-one thousand, four hundred four".