53694513 has 12 divisors (see below), whose sum is σ = 81641040. Its totient is φ = 33912216.

The previous prime is 53694491. The next prime is 53694523. The reversal of 53694513 is 31549635.

53694513 is a `hidden beast` number, since 53 + 6 + 94 + 513 = 666.

It is not a de Polignac number, because 53694513 - 2¹⁰ = 53693489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53694523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156831 + ... + 157172.

It is an arithmetic number, because the mean of its divisors is an integer number (6803420).

Almost surely, 2^53694513 is an apocalyptic number.

It is an amenable number.

53694513 is a deficient number, since it is larger than the sum of its proper divisors (27946527).

53694513 is a wasteful number, since it uses less digits than its factorization.

53694513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314028 (or 314025 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 53694513 is about 7327.6539901936. The cubic root of 53694513 is about 377.2622083274.

The spelling of 53694513 in words is "fifty-three million, six hundred ninety-four thousand, five hundred thirteen".