53503607 has 8 divisors (see below), whose sum is σ = 56772576. Its totient is φ = 50248192.

The previous prime is 53503603. The next prime is 53503633. The reversal of 53503607 is 70630535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53503607 - 2² = 53503603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53503607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53503603) 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, 5423 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (7096572).

Almost surely, 2^53503607 is an apocalyptic number.

53503607 is a deficient number, since it is larger than the sum of its proper divisors (3268969).

53503607 is a wasteful number, since it uses less digits than its factorization.

53503607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 53503607 is about 7314.6159844520. The cubic root of 53503607 is about 376.8145701389.

The spelling of 53503607 in words is "fifty-three million, five hundred three thousand, six hundred seven".