513741 has 8 divisors (see below), whose sum is σ = 721120. Its totient is φ = 324432.

The previous prime is 513739. The next prime is 513749. The reversal of 513741 is 147315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 513741 - 2¹ = 513739 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513749) 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, 4450 + ... + 4563.

It is an arithmetic number, because the mean of its divisors is an integer number (90140).

2⁵¹³⁷⁴¹ is an apocalyptic number.

It is an amenable number.

513741 is a deficient number, since it is larger than the sum of its proper divisors (207379).

513741 is a wasteful number, since it uses less digits than its factorization.

513741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035.

The product of its digits is 420, while the sum is 21.

The square root of 513741 is about 716.7572810931. The cubic root of 513741 is about 80.0905744979.

The spelling of 513741 in words is "five hundred thirteen thousand, seven hundred forty-one".