513411331 has 8 divisors (see below), whose sum is σ = 559069200. Its totient is φ = 469617120.

The previous prime is 513411329. The next prime is 513411341. The reversal of 513411331 is 133114315.

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

It is a cyclic number.

It is not a de Polignac number, because 513411331 - 2¹ = 513411329 is a prime.

It is a super-2 number, since 2×513411331² = 527182389598383122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513411341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465340 + ... + 466441.

It is an arithmetic number, because the mean of its divisors is an integer number (69883650).

Almost surely, 2^513411331 is an apocalyptic number.

513411331 is a deficient number, since it is larger than the sum of its proper divisors (45657869).

513411331 is a wasteful number, since it uses less digits than its factorization.

513411331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931829.

The product of its digits is 540, while the sum is 22.

The square root of 513411331 is about 22658.5818400005. The cubic root of 513411331 is about 800.7343938550.

Adding to 513411331 its reverse (133114315), we get a palindrome (646525646).

The spelling of 513411331 in words is "five hundred thirteen million, four hundred eleven thousand, three hundred thirty-one".