53503895 has 8 divisors (see below), whose sum is σ = 64253904. Its totient is φ = 42770304.

The previous prime is 53503889. The next prime is 53503969. The reversal of 53503895 is 59830535.

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 53503895 - 2¹⁰ = 53502871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4847 + ... + 11423.

It is an arithmetic number, because the mean of its divisors is an integer number (8031738).

Almost surely, 2^53503895 is an apocalyptic number.

53503895 is a deficient number, since it is larger than the sum of its proper divisors (10750009).

53503895 is a wasteful number, since it uses less digits than its factorization.

53503895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8209.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 53503895 is about 7314.6356710365. The cubic root of 53503895 is about 376.8152462453.

The spelling of 53503895 in words is "fifty-three million, five hundred three thousand, eight hundred ninety-five".