53003030 has 32 divisors (see below), whose sum is σ = 97528320. Its totient is φ = 20734560.

The previous prime is 53003029. The next prime is 53003033. The reversal of 53003030 is 3030035.

It is a junction number, because it is equal to n+sod(n) for n = 53002996 and 53003014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53003033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159965 + ... + 160295.

It is an arithmetic number, because the mean of its divisors is an integer number (3047760).

Almost surely, 2^53003030 is an apocalyptic number.

53003030 is a deficient number, since it is larger than the sum of its proper divisors (44525290).

53003030 is a wasteful number, since it uses less digits than its factorization.

53003030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644.

The product of its (nonzero) digits is 135, while the sum is 14.

The square root of 53003030 is about 7280.3179875607. The cubic root of 53003030 is about 375.6357334906.

Adding to 53003030 its reverse (3030035), we get a palindrome (56033065).

The spelling of 53003030 in words is "fifty-three million, three thousand, thirty".