513054445 has 16 divisors (see below), whose sum is σ = 643409280. Its totient is φ = 392001984.

The previous prime is 513054419. The next prime is 513054463. The reversal of 513054445 is 544450315.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 513054445 - 2¹³ = 513046253 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81967 + ... + 88003.

It is an arithmetic number, because the mean of its divisors is an integer number (40213080).

Almost surely, 2^513054445 is an apocalyptic number.

It is an amenable number.

513054445 is a deficient number, since it is larger than the sum of its proper divisors (130354835).

513054445 is a wasteful number, since it uses less digits than its factorization.

513054445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6804.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 513054445 is about 22650.7051766606. The cubic root of 513054445 is about 800.5488135227.

The spelling of 513054445 in words is "five hundred thirteen million, fifty-four thousand, four hundred forty-five".