53616603 has 4 divisors (see below), whose sum is σ = 71488808. Its totient is φ = 35744400.

The previous prime is 53616601. The next prime is 53616617. The reversal of 53616603 is 30661635.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53616603 - 2¹ = 53616601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53616601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8936098 + ... + 8936103.

It is an arithmetic number, because the mean of its divisors is an integer number (17872202).

Almost surely, 2^53616603 is an apocalyptic number.

53616603 is a deficient number, since it is larger than the sum of its proper divisors (17872205).

53616603 is a wasteful number, since it uses less digits than its factorization.

53616603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17872204.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 53616603 is about 7322.3358977856. The cubic root of 53616603 is about 377.0796525781.

The spelling of 53616603 in words is "fifty-three million, six hundred sixteen thousand, six hundred three".