53355513 has 8 divisors (see below), whose sum is σ = 71418528. Its totient is φ = 35431424.

The previous prime is 53355509. The next prime is 53355539. The reversal of 53355513 is 31555335.

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 53355513 - 2² = 53355509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53355583) 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, 33831 + ... + 35372.

It is an arithmetic number, because the mean of its divisors is an integer number (8927316).

Almost surely, 2^53355513 is an apocalyptic number.

It is an amenable number.

53355513 is a deficient number, since it is larger than the sum of its proper divisors (18063015).

53355513 is a wasteful number, since it uses less digits than its factorization.

53355513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69463.

The product of its digits is 16875, while the sum is 30.

The square root of 53355513 is about 7304.4858135258. The cubic root of 53355513 is about 376.4665839844.

The spelling of 53355513 in words is "fifty-three million, three hundred fifty-five thousand, five hundred thirteen".