515100113 has 8 divisors (see below), whose sum is σ = 562795776. Its totient is φ = 467549200.

The previous prime is 515100107. The next prime is 515100133. The reversal of 515100113 is 311001515.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-515100113 is a prime.

It is a super-2 number, since 2×515100113² = 530656252825225538, 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 = 515100091 and 515100100.

It is not an unprimeable number, because it can be changed into a prime (515100133) 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, 28673 + ... + 43038.

It is an arithmetic number, because the mean of its divisors is an integer number (70349472).

Almost surely, 2^515100113 is an apocalyptic number.

It is an amenable number.

515100113 is a deficient number, since it is larger than the sum of its proper divisors (47695663).

515100113 is a wasteful number, since it uses less digits than its factorization.

515100113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72375.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 515100113 is about 22695.8170815681. The cubic root of 515100113 is about 801.6113942689.

Adding to 515100113 its reverse (311001515), we get a palindrome (826101628).

The spelling of 515100113 in words is "five hundred fifteen million, one hundred thousand, one hundred thirteen".