53853603 has 32 divisors (see below), whose sum is σ = 81948672. Its totient is φ = 31257600.

The previous prime is 53853601. The next prime is 53853617. The reversal of 53853603 is 30635835.

It is not a de Polignac number, because 53853603 - 2¹ = 53853601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53853601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35623 + ... + 37103.

It is an arithmetic number, because the mean of its divisors is an integer number (2560896).

Almost surely, 2^53853603 is an apocalyptic number.

53853603 is a deficient number, since it is larger than the sum of its proper divisors (28095069).

53853603 is a wasteful number, since it uses less digits than its factorization.

53853603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 53853603 is about 7338.5014137765. The cubic root of 53853603 is about 377.6344342333.

The spelling of 53853603 in words is "fifty-three million, eight hundred fifty-three thousand, six hundred three".