513114233 has 4 divisors (see below), whose sum is σ = 513159588. Its totient is φ = 513068880.

The previous prime is 513114229. The next prime is 513114241. The reversal of 513114233 is 332411315.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 332411315 = 5 ⋅66482263.

It can be written as a sum of positive squares in 2 ways, for example, as 512026384 + 1087849 = 22628^2 + 1043^2 .

It is a cyclic number.

It is not a de Polignac number, because 513114233 - 2² = 513114229 is a prime.

It is a super-2 number, since 2×513114233² = 526572432214356578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 513114199 and 513114208.

It is not an unprimeable number, because it can be changed into a prime (513114733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9743 + ... + 33483.

It is an arithmetic number, because the mean of its divisors is an integer number (128289897).

Almost surely, 2^513114233 is an apocalyptic number.

It is an amenable number.

513114233 is a deficient number, since it is larger than the sum of its proper divisors (45355).

513114233 is a wasteful number, since it uses less digits than its factorization.

513114233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45354.

The product of its digits is 1080, while the sum is 23.

The square root of 513114233 is about 22652.0249205231. The cubic root of 513114233 is about 800.5799092176.

Adding to 513114233 its reverse (332411315), we get a palindrome (845525548).

The spelling of 513114233 in words is "five hundred thirteen million, one hundred fourteen thousand, two hundred thirty-three".