513161115 has 8 divisors (see below), whose sum is σ = 821057808. Its totient is φ = 273685920.

The previous prime is 513161113. The next prime is 513161147. The reversal of 513161115 is 511161315.

It is a happy number.

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

It is not a de Polignac number, because 513161115 - 2¹ = 513161113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513161113) 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, 17105356 + ... + 17105385.

It is an arithmetic number, because the mean of its divisors is an integer number (102632226).

Almost surely, 2^513161115 is an apocalyptic number.

513161115 is a deficient number, since it is larger than the sum of its proper divisors (307896693).

513161115 is a wasteful number, since it uses less digits than its factorization.

513161115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34210749.

The product of its digits is 450, while the sum is 24.

The square root of 513161115 is about 22653.0597271097. The cubic root of 513161115 is about 800.6042908217.

The spelling of 513161115 in words is "five hundred thirteen million, one hundred sixty-one thousand, one hundred fifteen".